The magnitude of the total electric field due to both charges at this location is 36 v/m. Thus option D is the answer.
This is because the electric field due to each positive charge is 18 v/m, and since the charges are of the same magnitude and opposite in sign, the fields due to each charge will cancel each other out.
The electric field due to a point charge is given by the formula [tex]E = k*Q/r^2,[/tex]where k is the Coulomb constant, Q is the charge, and r is the distance from the point charge. Since the charges are equal and opposite, the net electric field at the point in question is zero.
So, the total electric field due to both charges is the vector sum of the fields due to each charge. Since the charges are equal and opposite, and the point is located in the same distance from both charges, the fields due to each charge will be in the same direction and thus they add up and the total electric field is twice 18 v/m which is 36 v/m.
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how much farther past pluto is the edge of our solar system?
The edge of our solar system is estimated to be about 9 billion to 10 billion miles away from Pluto.
This is because the Sun's gravitational pull does not extend past the outermost planets. Beyond that point, the Sun's influence becomes weaker and weaker as the distance from it increases.
There is no real edge or boundary, but rather a gradual decrease in the influence of the Sun's gravity. The most distant objects known in our solar system are located in the Kuiper Belt, which is a vast belt of icy objects beyond Neptune that extends to about 5 billion miles away from the Sun. But the outer boundary of our solar system is thought to extend out much farther, possibly up to two trillion miles.
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how does the greenhouse effect related to heat transfer
A warmer Earth is caused by more greenhouse gases. More greenhouse gases trap the heat in the atmosphere, warming it.
How do greenhouse gases function?Carbon dioxide, methane, nitrous oxide, hydrochlorofluorocarbons (HCFCs), hydrofluorocarbons (HFCs), and ozone are the principal greenhouse gases and their concentration is increasing on a large scale.
Some light cannot leave the Earth due to the absorption of light by greenhouse gas molecules in the atmosphere. The atmosphere becomes warmer as a result, increasing the planet's average temperature. The heat is absorbed by the extra greenhouse gases. The heat is then radiated by them. One greenhouse gas molecule will absorb some of the heat, while other molecules will finish up being absorbed by other molecules. as more greenhouse gases stay in atmosphere, they warm the earth.
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A soccer player is running with a velocity of +3 m/s when he sees an opponent chasing him. At this time, he begins accelerating at 2 m/s^2. What will be his velocity after 4 seconds?
According to the given data in the question his velocity after 4 sec. will be 20 m/s.
what is mean by velocity?Velocity is a vector expression of the displacement that an object or particle undergoes with respect to time .The standard unit of velocity magnitude (also known as speed ) is the meter per second (m/s). Alternatively, the centimeter per second (cm/s) can be used to express velocity magnitude.
We can find the acceleration by using the formula to find the final velocity in terms of initial velocity and acceleration and then solving for a. The formula is V2 = V1 + (a)(t) where V2 is final velocity, V1 is initial velocity and t is time in seconds.
We are going to substitute the values given in the problem:
V1= 3 m/s
a= 2 m/s
t = 4 seconds
VELOCITY=V=V1+(a) (t)
V=3+2*4
V=20 m/s
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1. As part of an experiment, what did Naveena Shine limit her diet to? A. water, fruit, and tea B. sunlight, sugar, and water C. sunlight, water, and tea D. sunlight, water, and fruit
As part of an experiment, Naveena Shine limits her diet to sunlight, water, and tea. The correct option is C.
What was Naveena's experiment?Naveena's experiment was to produce food by her own body, as the autotrophs do. But her experiments failed very badly. She controlled her diet for six months. She lost weight and she couldn't stand properly.
Shine probably wouldn't have thought her experiment would be successful if she had a better understanding of photosynthesis and how the human body functions.
Therefore, the correct option is C. sunlight, water, and tea.
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The question is incomplete. Your most probably complete question is given below:
In 2013, a resident of Seattle, Washington, named Naveena Shine decided that she would embark on an experiment. Shine had become fascinated with photosynthesis, the process by which plants are able to make their own food using sunlight. Sunlight contains a significant amount of energy, which plants are able to use to convert water, carbon dioxide, and minerals into oxygen and organic compounds, including nutrients like glucose. Shine reasoned that the human body, if forced to, could do the same thing. So Shine set out to test her hypothesis. In May, she declared that, for the next six months, she would not eat food. Instead, she would limit her diet to only sunlight, water, and tea.
It is a force that acts in a direction opposite to the motion of the moving object
The force that acts in a direction opposite to the motion of the moving object is called drag or air resistance.
Drag or air resistance is a force that acts on a moving object in a fluid medium, such as air or water, opposing its motion. It acts in a direction opposite to the motion of the object and is caused by the friction and pressure differences between the fluid and the object's surface. Drag force increases with the velocity of the object and its surface area, and it's usually modeled as a quadratic function of the velocity. For example, when a car is moving, the air resistance acts in the opposite direction of the car's motion, slowing it down. The drag force is not the only force that acts on the object, but it's one of the most significant forces acting on it, especially for objects moving at high speeds.
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a ball of mass m and speed v strikes a wall perpendicularly and rebounds with undiminished speed. (a) if the time of collision is t, calculate the average force exerted by the ball on the wall. (b) evaluate this average force numerically for a rubb
The average force = (2mv) / t
The ball of mass 0.1 kg moving at a speed of 5 m/s that strikes a wall and rebounds with undiminished speed.
(a) The average force exerted by the ball on the wall can be calculated using the equation:
average force = (change in momentum) / time of collision
Since the ball rebounds with undiminished speed, the change in momentum is simply 2mv (initial momentum + final momentum). So the average force is:
average force = (2mv) / t
(b) To evaluate the average force numerically, using the given information:
mass of the ball = 0.1 kg
initial velocity of the ball = 5 m/s
time of collision = 5 sec
average force = (2mv) / t = (2* 0.1 kg * 5 m/s) / 5 sec = 0.4 N
So the average force exerted by the rubber ball on the wall is 0.4 N.
this answer is based on the assumption that the time of collision is 5 sec, if this value is different, the force will also change.
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How do you calculate torque with hand rule?
Turn your right hand in the direction of the position vector (r or d), your fingers in the direction of the force, and your thumb in the direction of the torque to apply the right-hand rule to torque-related problems.
Using the right-hand rule, the torque vector's direction is determined: Point the fingers of your right hand towards the direction of the force application point, beginning at the point of rotation. Curl your fingers in the force-direction, vector's and then extend your thumb from your hand.
The torque vector's path is established using the right-hand grip rule. If a hand is wrapped around the plane, the torque vector will point in the plane of the thumb.
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jupiter, saturn, and neptune are: rocky planets. planetesimals. terrestrial planets. jovian planets.
Jupiter, Saturn, and Neptune are also called Jovian Planets.
The group of planets collectively referred to as the jovian planets consists of Jupiter, Saturn, Uranus, and Neptune. The jovian planets' general structures contrast sharply with those of the terrestrial planets.
The jovian planets have very small, compact cores encased in vast amounts of gas, as opposed to having thin atmospheres around relatively large rocky bodies.
These planets are almost entirely composed of hydrogen and helium and lack solid surfaces.The jovian planets all have slightly oblong shapes as opposed to the spherical shapes of terrestrial planets.
In comparison to any terrestrial planet, the jovian planets rotate significantly more quickly. A planet would be spherical due to gravity alone, but due to their rapid rotation, material around the equator is thrown outward, flattening out their spherical outlines.
Cloud observations at various latitudes indicate that the jovian planets revolve more quickly near their equator than they do towards their poles.
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Complete question is
Jupiter, Saturn, and Neptune are what among these?
A) rocky planets
B) planetesimals
C) terrestrial planets
D) jovian planets
Answer: The answer is: Jovian planets
Explanation: I have my ways ;>
How do you calculate total torque?
Torque seems to be equivalent to perpendicular force multiplied through distance.
The force exerted at a radial distance affects the direction of motion of a revolution in a circular motion; torque may halt, start, or alter the course of circular motion; it represents the "unbalanced force" of circular motion. d would be the radial distance, as well as the torque in Newton metres (or N m).
Force has tangential as well as radial components. A driving force F occurs at an angle at such a point P on such a rigid body that can rotate around an axis at a distance r from either the rotational axis. Just the tangential component of F as well as FT can influence the stiff body. The radial component, FR, crosses through into the axis of rotation and therefore can rotate the object.
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Why is kinetic energy at its lowest at the top of the swing?
The work-energy theorem and the law of conservation of energy are well known. Potential energy in an item starts to increase as it rises. To maintain the total of the two energies constant, kinetic energy begins to decline.
Kinetic energy, which may be seen in the movement of an item or subatomic particle, is the energy of motion. Kinetic energy is present in every particle and moving object. Examples of kinetic energy in action include a person walking, a baseball flying through the air, a piece of food falling from a table, and a charged particle in an electric field. Kinetic energy has the following formula: K.E. = 1/2 m v2, where m is the object's mass and v is its square velocity. The kinetic energy is measured in kilograms-meters squared per second squared if the mass is measured in kilogrammes and the velocity is measured in metres per second.
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you are on a bridge holding a rock. a boat is 10 meters long approaching the bridge at 5 m/s. you drop the rock as the front of the boat passes beneath you, and it hits the back of the boat. how high is the bridge above the water?
Answer:
t = S / V = 10 m / 5 m/s = 2 sec
It will take 2 seconds for the rock to fall
H = 1/2 g t^2
H = 1/2 * 9.80 * 4 = 19.6 m
the next closest star to the earth, after the sun, is proxima centauri, which is 4.243 light years away. given that 1 light year approximately equals 9.5x1015 meters, how much further away (in meters) is proxima centauri than the sun? remember the earth-sun distance is 1.5x108 kilometers.
Proxima centauri is 4.06x1016 meters further away from the Earth than the Sun.
Proxima Centauri is the next closest star to the Earth, after the Sun. At a distance of 4.243 light years, it is vastly further away than the Sun, which is 1.5x108 kilometers away.
To calculate the exact distance between Proxima Centauri and the Sun, we need to convert the 4.243 light years into meters.
As 1 light year is approximately 9.5x1015 meters, we can calculate the distance in meters by multiplying 4.243 with 9.5x1015, which gives us a result of 4.06x1016 meters.
This means that Proxima Centauri is 4.06x1016 meters further away from the Earth than the Sun.
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if the x component of a force vector is 6.89 newtons and its y component is 8.37 newtons what is the magnitude
The resultant magnitude of the force which has an x component and y component is 10.84 N
The x component of the force = 6.89 N
The y component of the force = 8.37 N
The resultant of the force can be found using the formula,
F = √(F₁² + F₂²)
where F is the magnitude of the net force
F₁ is the x-component of the force
F₂ is the y-component of the force
Let us substitute the known values in the above equation, we get
F = √(6.89² + 8.37²)
= √(47.47 + 70.06)
= √117.53
= 10.84 N
Therefore, the magnitude of the force is 10.84 N
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a 1-kw toaster takes roughly 3 minutes to heat four slices of bread. find the cost of operating the toaster twice per day for 2 weeks (14 days). assume energy costs 9 cents/kwh.
It will cost 252 cents for 14 days twice a day roasting for 3 minutes every time.
As we have a toaster which takes 1kw per 3 minutes
and the total time taken will be = 14 *2*3 minutes (14 days, Twice a day, and 3 minutes every time) which makes 84 minutes of working. For the same, the cost which needs to give = is 9 cents/kWh. So Total energy consumption = 84/3 as it takes 3 minutes for consuming 1 kW of energy.
So total energy = 28 Kwhrate = 9 cents/kWhso the total expensive will be 9x28 = 252 cents. So It will cost 252 cents in 2 weeks (14 days)
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What is the formula for net torque?
The formula for net torque is T=flsinФ which is the cross product of perpendicular force multiplied by distance.
When displaced from equilibrium, the system experiences a net force or torque in a direction opposite to the direction of the displacement. Equilibrium is independent of displacement from its original position
Energy is conserved so same amount of energy with or without machine Angular Momentum conserved if net external torque is zero Linear Momentum conserved if net external force is zero. Kinetic Energy conserved if elastic collision.
The first condition necessary to achieve equilibrium is the one already mentioned: the net external force on the system must be zero. Expressed as an equation, this is simply net F = 0 but Note that if net F is zero, then the net external force in any direction is zero. For example, the net external forces along the typical x- and y-axes are zero.
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the coefficient of static friction is 0.754 between the soles of a 60.0 kg sprinter's running shoes and the level track surface on which she is running. determine the maximum acceleration she can achieve. do you need to know that her mass is 60.0 kg?
Yes, the information that the sprinter's mass is 60.0 kg is needed to find the normal force and to determine the maximum acceleration.
To determine the maximum acceleration that the sprinter can achieve, we need to know the coefficient of static friction between the soles of her shoes and the track surface, as well as her weight (force of gravity acting on her).
The coefficient of static friction can be used to calculate the maximum force of friction (friction force = coefficient of static friction x normal force).
The normal force is equal to the weight of the object, which is given as 60.0 kg. So the normal force is : 60.0 kg x 9.8 m/s^2 = 588 N.
The maximum force of friction is: friction force = coefficient of static friction x normal force
= 0.754 x 588 N
= 445.5 N
The maximum acceleration can be determined by dividing the force acting on an object by its mass.
a = F / m
= 445.5 N / 60.0 kg
= 7.4 m/s^2
So the maximum acceleration the sprinter can achieve is 7.4 m/s^2
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When you throw a ball upward, its kinetic energy decreases (...)decreases (....increases (...)remains the same and its potential energy invreases (...)decreases (....increases (...)remains the same . When the ball reaches maximum height, its kinetic energy is at a maximum (...)maximum (...)minimum.
Answer:
when the ball is thrown upward kinetic energy will keep on decreasing and its potential energy will increase. when the ball reach maximum height, its kinetic energy is at the minimum
Explanation:
hopes it helps =D
a lever is used to lift a heavy load. when a 50-n force pushes one end of the lever down 1.2 m, the load rises up 0.2 m. calculate the weight of the load.
Answer:
The weight of the load can be calculated by using the principle of mechanical advantage of a lever. The mechanical advantage of a lever is the ratio of the force exerted on the load (F_L) to the force applied to the lever (F_A). In this case, the mechanical advantage of the lever is given by the ratio of the distance the load moves (0.2 m) to the distance the force is applied (1.2 m), or MA = 0.2/1.2 = 1/6.
So the force exerted on the load (F_L) is 6 times the force applied to the lever (F_A) and the weight of the load can be calculated as:
Weight of the load (F_L) = Mechanical advantage x Applied force (F_A)
F_L = (1/6) * 50 N = 8.33 N
So the weight of the load is 8.33 N.
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How do you find the direction of torque clockwise or anticlockwise?
The direction of torque is the direction of cross product of magnetic moment and magnetic field.
Magnetic moment is defined as the tendency of an object to align itself with the magnetic field. It is a vector quantity. The direction of this is from south pole to north pole of the magnet. Magnetic moment is produced by the movement of electric charge, or by spin angular motion. It is also known as magnetic dipole moment. The torque (T) is the product of magnetic moment (M) and the external magnetic field (B). Mathematically, it can be written as,
T = m × B
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What two inventions opened up scientific exploration?
Both the microscope and the telescope were invented during the Renaissance and that two inventions opened up scientific exploration.
An exploration in science is what?Exploration Science is the practice and study of field research applied to real-world problems using a range of techniques, tools, and strategies.
When children explore science, they gain more than just a basic understanding of the subject, according to research that was funded by Ready to Learn. It improves language, literacy, and critical thinking abilities that result in the capacity to reason logically and solve problems creatively.
Exploratory, descriptive, and explanatory are the three categories into which scientific research projects can be divided according to their goals.
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If a 110 kg go-cart traveling at 13. 41 m/s has a collision and experiences a force of 615 n for 1 s, what is its change in velocity?.
The change in velocity of the go-cart is 5.6 m/s.
To calculate the change in velocity of the go-cart, we can use the equation for impulse, which is the product of force and time. The change in momentum is equal to the impulse.
Impulse = Force x Time
Impulse = Change in momentum
We can then use the relationship between impulse and change in velocity, which is:
Impulse = Mass x Change in velocity
Therefore, we can solve for the change in velocity by dividing both sides of the equation by mass.
Change in velocity = Impulse / Mass
Now we can substitute the given values:
Change in velocity = (615 N * 1 s) / (110 kg) = 5.6 m/s
The change in velocity of the go-cart is 5.6 m/s.
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a negatively charged rubber rod is brought near the knob of a positively charged electroscope. the result is that:
The correct option is D) Negative
The negative charges pass on to the electroscope due to induction which causes the electroscope leaves to move further apart.
Induction refers to the process of producing an electromotive force (EMF) in a conductor due to a change in the magnetic field around it. This principle is known as Faraday's Law of Induction. The EMF produced by induction can be used to generate an electric current in a conductor. Induction is the basis for the operation of transformers, generators, and many other electrical devices.
In the process of induction, a changing magnetic field is produced when a current is flowing through a wire. This changing magnetic field induces a voltage in a nearby conductor. If the conductor is part of a closed circuit, an electric current will flow, creating an electromotive force.
Therefore, The correct option is D) Negative
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How much force must be applied on a blade of length 4cm and thickness 0.1mm to exert a pressure of 5000000 pa
Answer:
20N
Explanation:
L1 = 4 cm = 0.04 m
L2 = 0.1 mm = 0.0001 m
Area = 0.04 × 0.0001 = 0.000004 m²
Pressure = 4000000 Pa
Force = 4000000 × 0.000004 = 16 N
In addition to the five rights of delegation, name two additional factors the RN should consider before delegating to an AP or LPN. Name three tasks an RN cap delegate to an LPN. Name three tasks an RN can delegate to an AP, describe the strengths and weakness of your own submission based on your review of the expert answer
Delegation When delegating work to other healthcare personnel, a registered nurse should take into account their level of education, training, and experience.
What are duties of nurse?The five delegation rights guide the appropriate transfer of responsibility for the completion of an activity or job to another person. These "rights" are defined as having the appropriate task, situation, person, direction/communication, and supervision/evaluation.RNs must consider a variety of variables when selecting when and what to delegate, including the scope of practice required for the task, the task's complexity and predictability, the risk for harm, and the level of critical thinking required to do the task.For more information on duty of nurse kindly visit to
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Suggest two ways in which the force in an electromagnet could be made quicker
By increasing the number of turns of wire in the coilAnswer:
Explanation:
How much work must be done to stop a 1215 kg car moving at 100 km/h in a straight path.
As a measure of inertia, which is a fundamental characteristic of all matter, mass is used in physics.
What is mass ?As a measure of inertia, which is a fundamental characteristic of all matter, mass is used in physics. Effectively, it is the resistance a body of matter offers to a change in its speed or position as a result of the application of a force. The change caused by an applied force is proportional to the mass of the body.
The amount of matter that makes up any object or body is best referred to as its mass. All of the objects we perceive have mass. There is mass in objects like tables, chairs, beds, footballs, glasses, and even air. As a result, every object has a mass, which determines whether it is light or heavy.
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imagine that you are standing on the (airless) moon, and you drop four objects, each the size of a bowling ball. each is made of a different substance. one object is a pumpkin, and the others are made of styrofoam, lead, or bubble wrap. in what order do they reach the ground?
On the moon, all the objects when dropped reached the ground at the same time.
Imagine that you are standing on the (airless) moon, and you drop four objects, each the size of a bowling ball. Each is made of a different substance. One object is a pumpkin, and the others are made of styrofoam, lead, or bubble wrap. All the objects reach the ground at the same time. This is based on the idea that the Earth's acceleration due to gravity is the same for all objects, irrespective of the mass of their bodies.
The formula is given as Net Force = ( G × M × m) / R². Thus the net force is the object's weight.Then mg = ( G × M × m) / R², g = (G × M ) /R².Therefore, the gravity of an object doesn't depend on its mass of the object.
Hence, in this case, it is concluded that by neglecting air resistance, Styrofoam, lead, Bubble Wrap, and pumpkin, all the objects would fall at the same time.
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how much charge do i need to generate an electric field of 30 n/c at a point 10 m away from the charge?
A charge of approximately 3.34 x 10⁻⁹ Coulombs is needed to generate an electric field of 30 N/C at a point 10 m away from the charge.
What do you mean by Electric Field ?The electric field (E) generated by a point charge (Q) at a distance (r) from the charge is given by Coulomb's law: E = k * Q / r², where k is Coulomb's constant (approximately equal to 8.99 x 10⁻⁹ N m²/C²).
An electric field is a field that surrounds a charged particle or a collection of charged particles and can affect other charged particles in the vicinity. It is a vector field that represents the force that would be exerted on a test charge placed in that field.
The strength of the electric field at a particular point is defined as the force per unit charge at that point.
To find the charge needed to generate a field of 30 N/C at a distance of 10 m, we can set the equation equal to 30 N/C and solve for Q:
30 N/C = k * Q / (10 m)²
Multiplying both sides by (10 m)², we get:
300 N m²/C = k * Q
Dividing both sides by k, we find:
Q = 300 N m²/C / (8.99 x 10⁹ N m²/C²) = 3.34 x 10⁻⁹ C
Therefore, a charge of approximately 3.34 x 10⁻⁹ Coulombs is needed to generate an electric field of 30 N/C at a point 10 m away from the charge.
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The driver of a car traveling at 26.1 m/s applies the brakes and undergoes a constant
deceleration of 1.97 m/s^2.
How many revolutions does each tire make
before the car comes to a stop, assuming that
the car does not skid and that the tires have
radii of 0.21 m?
Each tire makes 131.9 revolutions before the car comes to a stop.
How to calculate?We will calculate the distance covered for by the car after the brakes are applied. We will apply the following equation of motion:
V^2=U² +2as where V is the final velocity, U is the initial velocity, a is the acceleration and s is the distance covered during that acceleration.
0=(26.1)² -2*1.97 *S (This negative because it is decelerating).
0 = 681.21 - 3.94 * S
S = 172.895
Circumference of the tire = 2πr where r is the radius.
Circumference = 1.31
Distance / circumference = Number of revolutions.
Number of revolutions. = 172.895/ 1.31
Number of revolutions = 131.9
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What is the definition of a force in 5 words?