How can energy be transferred back forth between kinetic energy and potential energy?

Q: force of 190 Nt is used to lift an 18 kg mass from the ground to a height of 22 m. Assume no…

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Q: An 80-N crate slides with constant speed a distance of 5.0 m downward along a rough slope that makes…

A: Data provided :  Weight of the crate(mg) = 80 N, downward  Distance along rough slope = 5 m Angle…

Q: You are trying to move a crate with mass 22 kg from A to B onsite. You don't know the value of h,…

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Q: I need help with this

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Q: 61 How much work is done by a force F =(2x N)iˆ ? (3 N)jˆ with x in meters, that moves a particle…

A: Write the equation for the work done. W=∫Fdx Here, The work done is "W" The force is "F"

Q: Can the normal force on an object ever do work? yes no

A: Yes sometimes Normal force also do works on an object.

Q: A force É = 12 N î - 10 N î acts on an object. How much work does this force do as the objęct moves…

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Q: A mouse of mass 30.0 g falls 130 m down a vertical mine shaft and lands at the bottom with a speed…

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Q: 14) As the time needed to run up a flight of stairs deceases, the amount of work done by gravity; a)…

A: Given :  As the time needed to run up a flight of stairs decreases,  Find:- The amount of work done…

Q: A pendulum with L = 7.0 m suspends a 5.0 kg ball.  The ball is pulled aside to angle θ0=30° and…

A: Wgravity=mgL-Lcosθ=mgL1-cosθ

Q: An 8.0 kg robot starts from rest and speeds up to 3.0 m/s in 3.0 s. How much work is done by the…

A: Given data: Mass (m) = 8.0 kg Initial velocity (v0) = 0 m/s Final velocity (v) = 3.0 m/s Time (t) =…

Q: 2. Three blocks with masses m; = 4.31 kg, m; = 8.73 kg, and m, = 17.2 kg, respectively, are attached…

A: Given: Mass of block 1, m1=4.31 kg mass of block 2, m2=8.73 kg Mass of block 3, m3=17.2 kg Frtiction…

Q: The force F = (6xi + 4yj) N acts on an object as it moves in the x direction from the origin to x =…

A: Answer Given data Force F =(6xi + 4yj) The object moves in the x direction work W = ∫F • dr No work…

Q: The force F = (3i - j) N acts on a particle, causing a displacement of Ar = (3i + 2j) m. Find the…

A: Answer  W=7 J

Q: An 83kg man eats a banana of energy content 1.00x10^3 kcal. If all of the energy from the banana is…

A: Given that,Mass : m= 83 (kg)Energy : E =1×103 (kcal)Velocity  : v0 = 0 (m/sec)Here we need to find…

Q: I Review I Constants An 8.5 kg crate is pulled 5.4 m up a 30° incline by a rope angled 19° above the…

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Q: #53

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Q: The figure shows a force field F. 10 B

A: The work done by a force is the product of the displacement and the component of the applied force…

Q: When jogging at 13 km/h on a level surface, a 70-kg man uses energy at a rate of approximately 850…

A: Given mass of a man is m=70kg the velocity of the man on a level surface is v=13km/h=3.611m/s and…

Q: 5) You carry a 5.0 kg bag of groceries 0.8 m above the ground at constant speed across a 2.3m room.…

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Q: m A person is pushing a wooden crate of mass mo = 20 kg at a constant speed vo = 1.2– for Ax = 3 m…

A: Given: Mass of the wooden crate, mo = 20 kg Speed of the crate, vo = 1.2 m/s Distance moved, ∆x = 3…

Instantaneous Power

Power is defined in physics as the amount of energy transmitted or transformed per unit time. The watt is the unit of electricity in the International System of Units, equivalent to one joule per second.