Until it was recently discontinued , the fastest jet plane in the skies was the Lockheed SR-71 Blackbird. However , this plane did not reach its high speeds through large acceleration. The plane had a mass of 7. 7*10^ 4 kg and was driven by an estimated unbalanced force of about 7. 23 * 10 ^ 5 * N What was the acceleration of the Lockheed SR- 71?

Answers

Answer 1

The acceleration of the Lockheed SR- 71 is 9.389m/s^2

Define force.

A force can cause an object with mass to accelerate when it changes its velocity, for as when it moves away from rest. An obvious way to describe force is as a push or a pull. A force is a vector quantity since it has both magnitude and direction.

The net force acting on an object is equal to the rate at which its momentum varies over time, according to Newton's second law in its original formulation. This law suggests that an object's acceleration is directly proportional to the net force acting on it, is in the direction of the net force, and is inversely proportional to the mass of the object if the object's mass is constant.

F = ma

a = F/m

F = 7.23*10^5N

m = 7.7*10^4kg

a = 9.389m/s^2

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Related Questions

two identical metal spheres A and B are in contact. both are initially neutral. 1.0×10^12 electrons are added to sphere a, then the two spheres are separated.Afterward what is the charge of sphere A? Express your answer to two significant figures and include the appropriate units

Answers

The charge on the sphere A and sphere B after they are separated is -80nC each.

The number of electrons transferred to sphere A is 1× 10¹²  .

The amount of charge carried by the electrons when reaches the spheres kept in contact with each other is first distributed equally on each sphere. Later as the spheres are moved away from one another, the charge on each sphere remains the same as it was when they were in contact.

The amount of charge on one electron is -1.6× 10⁻¹⁹ C.

So, the amount of charge carried by the 1× 10¹²  electrons is given as.

Q = (-1.6 10⁻¹⁹ C)(1× 10¹²)

Q = -1.6 × 10⁻⁷C

Since the charge is disturbed equally on the two sphere, so the amount of charge carried by each sphere s half of the total charge.

Qₐ = -1.6 × 10⁻⁷ /2

Qₐ =  -8 × 10⁻⁸C

Qₐ = - 80nC

Thus, the amount of the charge carried by each sphere after separating from each other is - 80nC

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An electrical resistor immersed in a liquid produces 65. 0 W of electrical energy for 120

seconds, which heats the 0. 780 kg mass of liquid, causing it to rise in temperature from

18. 55°C to 22. 54°С. Find the average specific heat capacity of the liquid in this temperature

range. Assume that negligible heat is transferred to the container that holds the liquid and that

no heat is lost to the surroundings

Answers

The average specific heat capacity of the liquid in this temperature is 2506 J/kg/C

The specific heat capacity, or massic heat capacity, of a substance is calculated using thermodynamics as the heat capacity of a sample of the substance divided by the mass of the sample.A substance's specific heat capacity may be substantially higher when heated in an open vessel that permits expansion than when heated in a closed vessel that prevents expansion, especially when the substance is a gas (specific heat capacity at constant pressure) (specific heat capacity at constant volume).

the amount of heat input to the liquid is 65W x 120s = 65(J/s) x 120s = 7800J

then we have that

Q = [tex]m\times c \times \delta t[/tex] so that

c = ([tex]\frac{Q}{m\times\delta t}[/tex]) = [tex]\frac{7800J}{0.78kg * 3.99C}[/tex] = 2506 J/kg/C

if some of the energy heated the container or surroundings, then less energy actually went into heating the liquid; if less energy caused the 3.99C temp increase, the specific heat must be less, so the value we just calculated is an overestimate.

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What is the acceleration at the top of a projectile?

Answers

The acceleration at the top of a projectile trajectory is zero, because the velocity of the object is momentarily zero as it changes direction from upward to downward motion.

When an object is projected into the air, it is subject to two main forces: the force of gravity pulling it downward and the initial force (or velocity) that propelled it upward. These forces cause the object to follow a parabolic trajectory, where the velocity of the object changes constantly. At the top of the trajectory, the velocity of the object is momentarily zero as it changes direction from upward to downward motion. When the velocity of an object is zero, the acceleration is also zero. The object is at the highest point of its trajectory and it's not moving, so there is no change in its velocity and no acceleration. It's important to note that at this point, the net force acting on the object is also zero, the force of gravity is pulling it downward.

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the enzyme, fumarase, has the following kinetic constants: where -k1 = 109 m-1 s -1 k-1 = 4.4 ¥ 104 s -1 -k2 = 103 s -1 a. what is the value of the michaelis constant for this enzyme

Answers

The Michaelis constant for enzyme fumarase is  4.5×10⁻⁵M

The enzyme fumarase catalyzes the reversible hydration/dehydration of fumarate to malate. There are two types of fumarase: mitochondrial and cytosolic.

What is Michaelis constant?

KM or Michaelis constant is the concentration of substrate required to achieve a velocity that is exactly half of the maximum velocity of the enzyme Vmax. The Michaelis constant also shows the substrate's affinity for the active site. The stronger the attraction between the substrate and the active site, the greater the Michaelis constant.

Given,

Kinetic constant:

k₁ = 109 M⁻¹s⁻¹

k₋₁= 4.4 x 10⁴ s⁻¹

k₂ = 103 s⁻¹

To calculate Michaelis constant KM of fumarase,

The Michaelis constant, KM

= K₋₁ + K₂ / K₁

= (4.4×10⁴) + 10³ s⁻¹ / 10⁹ M⁻¹s⁻¹

= 4.5×10⁻⁵M

Therefore, the KM value for this enzyme is 4.5×10⁻⁵M.

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If a grandfather clock is running slow, how can you
adjust the length of the pendulum to correct the
time?

Answers

You can speed up your clock by turning the nut towards the right. This will make your pendulum shorter. Turn towards the left to slow down the movement of your clock. Your pendulum will lengthen as a result.

What are the uses of a pendulum?

Pendulum: a body that is hanging from a known location and moves back and forth due to gravity. Pendulums are employed to control clock movements because the period—the amount of time between each full oscillation—is continuous.

A pendulum uses what kind of energy?

A pendulum is a straightforward illustration of energy conversion since it repeatedly transforms potential energy into kinetic energy until it comes to rest due to the minimal amount of electricity lost through warmth and air resistance.

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Question #1: How would you design an experiment using the materials in this lab to show how tectonic plate movement would be affected on Earth if the core was 2 times the temperature of the current core?

Question #2: Assume the Earth’s mantle was 2 times cooler than the current mantle. How would tectonic plate movement be affected by this change?

Answers

A tectonic plate, also known as a lithospheric plate, is a substantial slab of solid rock with an uneven shape that is typically made up of both continental and oceanic lithosphere.

What is Tectonic plate?

The Pacific and Antarctic Plates are among the largest plates, but they can range in size from a few hundred to thousands of kilometers broad.

Additionally, there is a wide range in plate thickness, from less than 15 km for young marine lithosphere to 200 km or more for ancient continental lithosphere (for example, the interior parts of North and South America).

The makeup of the rocks holds the key to the solution. Granitic rocks, formed of comparatively light minerals like quartz and feldspar, make up the continental crust.

Therefore, A tectonic plate, also known as a lithospheric plate, is a substantial slab of solid rock with an uneven shape that is typically made up of both continental and oceanic lithosphere.

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(a) calculate the force needed to bring a 950-kg car to rest from a speed of 90.0 km/h in a distance of 120 m (a fairly typical distance for a non-panic stop).

Answers

Hence,9500N  is the force needed to bring a 950-kg car to rest from a speed of 90.0 km/h in a distance of 120 m with gravitational acceleration of 10m/s^2.

What do you understand by gravitational acceleration?

The acceleration applied on any object due to the force of gravity when its in the vacuum which means no external force is in action over it is termed as the gravitational acceleration.

Given:

Mass of car = 950Kg

Speed of car=90.0km/h

Distance it needs to be stopped=120m

gravitational acceleration=10m/s^2

To find the force we do as follows

F=ma

F=950kg*10

F=9500N

hence, ,9500N  is the force needed to to stop the car.

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How much gravitational potential energy has a boy whose
mass is 50 kg and who is standing on top of a 1.5 metre high wall?

Answers

The answer is: 735 J

Answer:

735 J

Explanation:

50 x 9.8 x 1.5

what is the direction of the net electric field at point p due to the two charges? give angle counterclockwise from x.

Answers

The direction of the net electric field at point P is the vector sum of the electric fields of the two charges.

To determine the direction, use the law of cosines to calculate the angle between the two electric fields and add it to the direction of the first electric field. The angle is measured counterclockwise from the x-axis.

The electric field by Coulomb’s Law

The electric field at any point due to a point charge is given by E = kq/r2, where k is the Coulomb’s constant, q is the charge and r is the distance from the charge. By summing the electric fields of the two charges, we can obtain the net electric field at point P.

This net electric field is the vector sum of the two electric fields, and its direction can be determined by using the law of cosines to calculate the angle between the two electric fields and adding it to the direction of the first electric field. The angle between the two electric fields is measured counterclockwise from the x-axis, and thus the direction of the net electric field at point P is the sum of this angle and the direction of the first electric field.

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How do you find the cross product of a vector and B vector?

Answers

The cross product of two vectors(a & b) is equal to the product of their magnitude, and the direction of the cross product(c) is easily determined by the right hand rule.

If the angle between two vectors(a & b) is θ, then their product will be

c = a.b.sinθ

Right hand rule is used to determine the cross product's direction of the two vectors. If we point our right hand's index finger in the direction of vector a, and middle finger in the direction of vector b, then our thumb will indicate the direction of the c, which is the cross product of vectors a and b. We should not that, (a×b) ≠ (b×a)

If a×b = c, then the direction of vector C would be perpendicular to both the vectors.

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In a closed vessel containing water, the pressure is 18 torr. If we add more water to the vessel, this equilibrium pressure would...
a) change, but it is not possible to know if it will increase or decrease without more information.
b) decrease.
c) remain the same.
d) increase.

Answers

If we add more water to the vessel, this equilibrium pressure would increase.

What is equilibrium?

Equilibrium is a state of balance between two or more forces where the sum of the opposing forces is equal. It is a state of balance in which the forces acting on an object are equal and opposite, resulting in no net change in motion. Equilibrium is also used to describe the stability of a system, such as the stability of an economy or a market. Equilibrium is an important concept in many fields, including physics, economics, and chemical engineering.

When more water is added to the closed vessel, the pressure of the system will increase. This is due to the fact that the additional water molecules add to the total number of molecules in the vessel, increasing the total pressure of the system. The amount of the increase in pressure depends on the amount of water added, so without more information it is not possible to predict the exact change in pressure.

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when a solar eclipse occurs there are two different shadows, one being smaller and darker than the other and sitting inside of the larger shadow. what is the name for the smaller shadow?

Answers

When ever a solar eclipse happens there are two different shadows formed, one being smaller and darker than the other one formed and sitting inside of the larger shadow. The umbra is the name for the smaller shadow.

What do you understand by the term  solar eclipse?

A solar eclipse happens whenever the Moon moves in front of the Sun and blocks some of Earth's view of it either completely or partially.

When witnessing a solar eclipse, proper eye protection or indirect viewing techniques are necessary because looking directly at the Sun may cause lasting eye damage. A complete solar eclipse may only be safely viewed without safety glasses when its in total phase. To view solar eclipses, enthusiasts termed as eclipse chasers or umbraphiles go to far-off places to have a far better look .

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HELP ME ASPP PLEASE THANK YOU

Answers

The 2 elements described below that are isotopes of boron, 5 protons, 6 neutrons. so, option (c) is correct.

What is isotopes ?

Isotopes are separate chemical elements with the same number of protons, electrons, and neutrons as their parent element but a different number of neutrons. We can infer from the definitions of atomic mass and atomic number given above that isotopes are elements with the same atomic number but differing masses.

What is elements ?

An essential element of a totality. In chemistry, a simple substance is one that cannot be divided into smaller components or transformed into another substance. An element's fundamental building block is an atom, which is made up of protons, neutrons, and electrons. The number of protons in an element's atoms is constant.

Therefore,  2 elements described below that are isotopes of boron, 5 protons, 6 neutrons.

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Consider these two less-than-desirable options. In the first you are driving 30 mph and crash head-on into an identical car also going 30 mph in opposite directions. In the second option you are driving 30 mph and crash head-on into a stationary brick wall. In neither case does your car bounce back from the thing it hits, and the collision time is the same in both cases. Which of these two situations would result in the greater impact force on your car?.

Answers

The change in momentum is nothing but impulse. In both cases, the change in momentum is the same and hence the impulse for both is the same.

The impulse is the average force multiplied by time interval.

I=FAt

Here, F is the average force and At is the time interval.

The collision time is the same and hence the average force in both cases is the same. Any body that is in motion has momentum. A force acting on a body will change its momentum. The momentum of a particle is defined as the product of the mass multiplied by the velocity of the motion. Let the variable represent momentum.

Hence, the correct option is b.

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The crankshaft (r = 3 cm) in a race car accelerates uniformly from rest to 3000 rpm in 2. 0 s. How many revolutions does it make while reaching 3000 rpm?.

Answers

Using Angular Acceleration of the crankshaft, It makes 50 revolutions while reaching 3000 rpm.

The temporal rate at which angular velocity changes is known as angular acceleration. The standard unit of measurement is radians per second per second. Therefore, = d d t. Rotational acceleration is another name for angular acceleration.

u = 0 for the initial angular velocity

Final v = 3000 rpm, which is 3000 2/60 rad/s, equals 314 rad/s.

clock, t = 2.0 s

a. The first equation of rotational motion gives the angular acceleration:

The formula is: = (v-u)/t = (314 rad/s-0)/2.0 s = 157 rad/s2.

b. the quantity of rotations completed before attaining the 3000 rpm final angular velocity. Time spent: 2 seconds.

Use the second rotational motion equation:

θ = u t + 0.5 α t²

⇒ θ = 0 + 0.5 × 157 rad/s² × (2.0 s.) (2.0 s.)

= 314 rad

The number of revolutions, n, is equal to θ / 2π = 314/ 2π = 50 revolutions.

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A force is applied to a 2.4 kg mass and produces 5.1 m/s^2 acceleration. What acceleration would be produced by the same force applied to a 6.2 kg mass?

Answers

Answer:

Explanation:

Force = Mass x acceleration = 2.4 x 5.1

If the acceleration is x, then Force is also 6.2x.

Therefore, 2.4 x 5.1 = 6.2x or x = 1.97 ≈ 2.0 m/s²

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The Earth has an inwardly directed electric field that varies slightly depending on location and altitude. Make the simplifying assumption that this field is a constant 85 N/C and directed toward Earth’s center.

a. What is the net charge on the Earth's surface?

Answers

The net charge on the Earth's surface is zero.

The simplifying assumption is that the Earth has an inwardly directed electric field that is a constant 85 N/C and directed towards the center of the Earth. This means that the electric field is acting inwards on any charges that may be present on the Earth's surface. Since electric fields exert forces on charges, the net charge on the Earth's surface must be zero, otherwise, there would be an unbalanced force acting on it, and the charge would be pulled towards the center of the Earth.

This is because the inward electric field is balanced by the charges on the Earth's surface, positive charges and negative charges are distributed in such a way that the net charge on the Earth's surface is zero, and no unbalanced force is exerted on the charges.

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If this rocket were used to send a lunar lander toward the moon, describe how the gravitational fields surrounding the lander would would change as the rocket moved toward the moon.

Answers

A rocket goes up when the force of thrust pushing it up is greater than the force of gravity pulling its weight down on it. A rocket accelerates upward due to this unbalanced force.

Describe how the gravitational fields surrounding the lander would would change as the rocket moved toward the moon?

A rocket goes up when the force of thrust pushing it up is greater than the force of gravity pulling its weight down on it. A rocket accelerates upward due to this unbalanced force. As long as the rocket engine's thrust exerts an upward force, the rocket will continue to accelerate.

How was the Earth's rotation affected by the Moon's gravity?

The Moon slowly rose into ever-higher orbits as a result of Earth's spin being "stolen" by the Moon's gravitational pull-on Earth. The Moon is receding at a rate of two inches (five centimeters) per year, as confirmed by the Apollo laser experiments.]

Why does the moon lack gravity?

At its surface, the Moon's gravitational field is only one-sixth that of Earth due to its smaller mass and radius. Gas molecules can escape at a speed of only 5400 mph due to the Moon's much weaker gravity.

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how long does it take jupiter to rotate on its axis ?

Answers

Jupiter rotates the fastest in the Solar System, finishing one full round on its axis in little under ten hours, 9 hours, 55 minutes, and 30 seconds.

Thus, there are 10,475.8 Jovian solar days in a single Jovian year. The two biggest planets in our Solar System have a 5:2 orbital resonance because their orbital periods are two-fifths that of Saturn.

A planet spins on its axis when it rotates. This results in day and night on Earth. Jupiter and the majority of planets revolve in the opposite direction.

Jupiter is once again the top planet in terms of rotation, having the quickest spin. Jupiter's revolution takes little under ten Earth hours to complete.

Jupiter rotates at a different pace throughout since it is mostly formed of gases. Jupiter rotates in a period of nine hours and fifty minutes, just above and below its equator.

For locations further from the equator, the speed decreases by around 5 minutes. 9.9 hours per day are the global average.

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HELPPP!!!!!! A chain is wrapped around a pulley and pulled with a force of 22. 0 N. The pulley has a radius of 0. 30 m. The pulley's rotational speed increases from 0. 0 to 12. 0 rev/min in 6. 00 s. What is the moment of inertia of the pulley? (Show all work, including formulas and units for full credit. )

Answers

The moment of inertia of the pulley is 3.649 kg [tex]m^2[/tex]

In physics, the term "moment of inertia" refers to the quantitative measurement of a body's inertia with respect to rotation, or the resistance that a body shows when a torque is applied to change its speed of rotation around an axis turning force.

With a force (F) of 22.0 N, a chain is drawn around a pulley.

The pulley's radius (R) is 0.30 metres.

The time it takes for the pulley's rotational speed to grow from 0.0 to 12.0 rev/min is (T) = 6.00 s.

the pulley's moment of inertia is

torque (τ) = I x α

=> F x r = I x α

=> F x r = I x [tex]\frac{w_2-w_1}{t}[/tex]

=> 22 x 0.30 = I x [tex]\frac{(22-0)-\frac{2\pi}{60} }{6}[/tex]

=> 3.649 kg [tex]m^2[/tex]

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A swimmer is capable of swimming 0. 70 m/s in still water. At what upstream angle must the swimmer aim, if she is to arrive at a point directly across a 65 m wide river whose current is 0. 60 m/s ?

Answers

The swimmer must aim at an upstream angle of 27.7 degrees.

B. To solve for the upstream angle, we need to use the vector addition of velocity.The velocity of the swimmer in still water is v1 = 0.7 m/s. The velocity of the current is v2 = 0.6 m/s.

To arrive directly across the river, the swimmer must aim at an angle such that the velocity of the current and the velocity of the swimmer are equal in magnitude but opposite in direction.

The velocity of the swimmer relative to the current is v1-v2 = 0.1 m/s.

We can then use the law of cosines to find the angle between the velocity of the swimmer and the velocity of the current:

cos(theta) = (v1^2 + v2^2 - d^2)/ 2v1v2

Where d is the width of the river (65 m) and theta is the angle between the velocity of the swimmer and the velocity of the current.

Solving the above equation we get thet a = 27.7 degrees.

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An even layer of oil floats on top of water (the index of refraction, n, of oil = 1.15). A
beam of light strikes the oil at an angle of 32.1 degrees to the normal. What is the
beam's angle of refraction as it moves from the air (n = 1.0003) into the oil? What is the
speed of light in the oil?

Answers

The angle of refraction is 28.6 degrees. The speed of light in the oil is 1.15 times the speed of light in air, or 299,792,458 m/s.

What is the speed ?

Speed is the rate at which an object moves through a given space, usually measured in units of distance per unit of time. Speed can be measured in a variety of ways, such as miles per hour, meters per second, or kilometers per hour. Speed is an important concept in physics, as it is a measure of an object's rate of change in position in relation to time. Speed is also a key measure of performance in many sports and activities, such as running and cycling.

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an electric field of constant strength 6 N/C point in the positive y direction. A proton moves from the origin to the point (0,2) m. What is the change in the proton's electric potential? What would be the change in electric potential if an electron moved the same way?

Answers

(a) The change in the proton's electric potential + 1.92 x 10⁻¹⁸ J

(b) The change in electric potential if an electron moved the same way is -1.92 x 10⁻¹⁸ J

What is the change in the proton's electric potential?

The change in the proton's electric potential is calculated by applying the following equation;

W = qV

W = qEd

where;

q is the magnitude of the charge of the particleE is the constant electrical fieldd is the distance moved by the charge

The charge of a proton = +1.6 x 10⁻¹⁹ C

The charge of an electron = - 1.6 x 10⁻¹⁹ C

The change in the proton's electric potential is calculated

W =  ( +1.6 x 10⁻¹⁹ C ) x ( 6 N/C ) x ( 2 m )

W = + 1.92 x 10⁻¹⁸ J

Thus, if it was electron, the electric potential will be negative.

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True or False?
Phishing is not often responsible for PII data breaches.

Answers

It is incorrect that phishing is often responsible for PII breaches. Users are required to follow the guidelines outlined in applicable Systems Security Plans, DOL policies, and agency directives.

Loss of control, compromise, unauthorized disclosure, unauthorized acquisition, unauthorized access, or any other phrase with a similar connotation that describes circumstances in which individuals other than authorised users and for purposes other than those authorised have access to or potentially have access to personally identifiable information is referred to as a PII breach. The following security guidelines are specified by DOL internal policy for the protection of PII and other sensitive data: It is the user's obligation to safeguard any data they have access to. Cookies are frequently used by servers and browsers to collect non-PII data. Examples of non-PII include device type, browser kind, plugin information, language preference, time zone, and screen size.

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Thalia is designing a compound machine for her physics class. She wants to set up a system so that she can press down on a lever with 10N, over a distance of 0.1m, and the output of the machine will be a 1N force exerted over 3m. Is this possible to develop? Justify your answer.

Answers

The work done on the lever by the input force is 1 J. Similarly the work done by the output force is 3 J. Here the output is greater than the input work which is not possible since all the energy given to the system cannot be converted as work done.

What is work done ?

Work done is the product of force and displacement. When a force applied on a body is resulted in a displacement, the force is said to be done  work on the body.

Work done is a vector quantity and is characterized by a magnitude and direction. The force applied on the lever have to be 10 N over a distance of 0.1 m.

then work done = F. ds

w = 10 N × 0.1 m = 1 J

The output force = 1 N

distance = 3 m

work done by the body = 1 N × 3 m = 3 J

It is generally impossible to generate a machine with an efficiency of 100%. Thus output work done cannot be greater than the input work.

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Groups of skydivers need to navigate through the air during a jump to get into a formation. How can skydivers who are below the
formation join the group? (1 point)


A.They can form their bodies into a ball to slow their acceleration.

B.They can form their bodies into a ball to decrease the strength of gravity.

C.They can spread their bodies to slow their acceleration.


D.They can spread their bodies to decrease the strength of gravity.

Answers

It B I hope it helps you :>

if a conductor is connected to ground, then what is the charge on it?

Answers

Answer:

Infinite charge

Explanation:

Give 2 advantages of sleeping

Answers

Answer:

Physiological benefits: Sleeping is essential for the body to repair and rejuvenate itself. During sleep, the body produces hormones that help to repair tissues and muscles, boost the immune system and improve overall physical health. Adequate sleep also helps in maintaining a healthy body weight, blood pressure and glucose levels.

Cognitive benefits: Sleep plays a crucial role in cognitive function, including learning, memory and mood. During sleep, the brain processes and consolidates information learned during the day, which helps to improve memory and learning. Adequate sleep also helps to improve mood, reduce stress and anxiety, and increase creativity and problem-solving skills.

Answer:

1) helps in reducing stress

2) make a person feel relaxed

anthropologists occasionally apply their work to real-world problems but most of the time they conduct academic research directed at their academic peers.

Answers

It is TRUE that anthropologists occasionally use their research to solve problems in the real world, but most of the time they perform scholarly study for academic peers. Applied anthropologists use anthropological concepts and methodologies to address problems in the real world.

By utilizing anthropological concepts and methodologies, applied anthropologists attempt to solve contemporary issues. They strive to carry out fresh investigations around the globe and to produce new theses that incorporate those investigations. They tend to conduct research primarily on the anthropology method in an effort to come up with fresh ideas to the challenges that are currently being faced. By using this fundamental information, we may confidently conclude that while anthropologists occasionally apply their findings to real-world problems, they do it most often in the context of academic study aimed at other academics. By utilizing anthropological concepts and methodologies, applied anthropologists attempt to resolve contemporary issues.

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The complete question is:

Anthropologists occasionally apply their work to real-world problems but most of the time they conduct academic research directed at their academic peers. True or False.

3. SEP Construct Explanations What
transfers and transformations of energy are
occurring in Darnell's device? Select all that
apply.
As the ball falls, kinetic energy transforms
into potential energy.
Potential energy from the ball at rest
transforms into kinetic energy as it falls.
Thermal energy from the air transforms into
kinetic energy.
Kinetic energy transforms into thermal energy
due to friction between the ball and air.
Kinetic energy from the ball is transferred to
the ball holder when it lands.

Answers

Kinetic energy transforms into potential energy as the ball falls, and potential energy from the ball at rest transforms into kinetic energy as it falls, Kinetic energy transforms into thermal energy due to friction between the ball and air.

In what ways is kinetic energy transferred from the ball to the ball holder when it lands in Darnell's device?

Kinetic energy is transferred from the ball to the ball holder when it lands through the process of collision. As the ball comes in contact with the ball holder, the kinetic energy of the ball is transferred to the holder through the force of impact. The ball holder will then have an increase in kinetic energy due to the transfer from the ball. This can be observed as the ball holder may move or vibrate as a result of the impact. Additionally, some kinetic energy may be lost as heat due to friction between the ball and the holder.

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