You drop a 1.10 kg book to a friend who stands on the ground at distance D = 12.0 m below. If your friend's outstretched hands are at distance d = 1.60 m above the ground Now take Potential Energy to be 100 J at ground level and again find (e) Work due to gravity, (f ) change in potential energy, (g) potential energy at the release point, and (h) potential energy at her hands.

Q: A 200 N box is pushed at a constant velocity up an incline that is 5.00 m long and rises 1 m. If the…

A: The Free Body Diagram of the 200 N box is shown below,   The Bos is being pushed at a constant…

Q: ohn, of mass 82.4 kg can do work for about 2.0 minutes at the rate of 1.0 hp. How long will it take…

A: Given data: Mass (m) = 82.4 kg Power (P) = 1.0 hp Height (h) = 12.0 m 1 hp = 746 watts Required:…

Q: Consider a system of an 85.0 kg man, his 19.5-kg dog, and the earth. The gravitational potential…

A:

Q: As an object moves from point A to point B only two forces act on it: one force is nonconservative…

A: Non-conservative forces are dissipative forces. These forces take energy away from the system as the…

Q: A single force acts on a 3.2 kg particle-like object in such a way that the position of the object…

A:

Q: As an object moves from point A to point B only two forces act on it: one force is nonconservative…

A: Solution:-work done by Non conservative force w1=-40 Jwork done by conservative force w2=60 J

Q: An object of mass m = 3 kg is released from rest at the top of a frictionless inclined plane at…

A: Given:-  The mass of the block m = 3 kg, it is on a point A initially in the rest.  The work done on…

Q: An object of mass 3.00 kg is subject to a force F, that varies with position as in Figure P5.60.…

A: The below figure represents the force versus distance graph .

Q: Find the work done in joules by gravity as an object of the mass m=5 kg is raised up at constant…

A: Given : m = 5 kg h1 = 23 m h2 = 69 m g = 10 m/s2

Q: In the figure below, a 0.250 kg block of cheese lies on the floor of a 891 kg elevator cab that is…

A: Let us write the relation for the resultant force.  F+FN+m-Mg=m+Ma                 1 The…

Q: As an object moves from point A to point B only two forces act on it: one force is nonconservative…

A: Answer  option(A) the potential energy of object decreases,mechanical energy decreases

Q: A single force acts on a I kg panticle-like object in such a way that the position of the object as…

A:

Q: An elevator cab of mass m = 500 kg is descending with speed vi = 4.0 ms-1 when its supporting cable…

A: Mass, m = 500 kg Speed vi = 4.0 ms-1  Distance d=12 m Also given that supporting cable begins to…

Q: Refer to the figure. A box is pushed 8 m upward with a force of 75 N in a rough inclined plane.…

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Q: A box of mass 20.0 [kg] slides down from the top of a surface inclined at 50.0◦ with height of 10.0…

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Q: d of the block is 5.00 m/sm/s when it reaches the bottom of the ramp, what was the work done on it…

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Q: An object of mass 3.00 kg is subject to a force Fx that varies with position as in Figure P5.60.…

A: As per guidelines we are suppose to do only 3 subpart from the multipart question. mass of an…

Q: As a young man, Tarzan climbed up a vine to reach his tree house. As he got older, he decided to…

A: To determine: A young man Tarzan climbed up a vine to reach the tree house, what did the king of…

Q: In the figure, a 0.24 kg block of cheese lies on the floor of a 950 kg elevator cab that is being…

A: (a)The net force on the block is,

Q: A uniform force of (3i + j) newton acts on a particle of mass 2 kg. Hence the particle is displaced…

A:

Q: A box of mass 25.0 [kg] slides down from the top of a surface inclined at 50.0◦ with height of 10.0…

A: Calculate the distance d moved by the box from the top to the bottom of the incline.…

Q: particle of mass m=1.1 kg can move along the horizontal x axis subject to a single force that is…

A:

Q: A leaky bucket, which weighs 2 N empty and initially has 10 N worth of water in it, is lifted into…

A: Work done will be equal to change in the potential energy of the bucket. Let the potential energy at…

Q: You drag your 30 kg suitcase 1200 m thru the Chicago airport at essentially constant velocity 2.0…

A:

Q: Consider a particle on which several forces act, one of which is known to be constant in time: F →1…

A: Write the given values, and determine the displacement of the particle as follows.

Q: A can of sardines is made to move along an x axis from x = 0.26 m to x = 1.11 m by a force with a…

A:

Q: A box of mass m = 1.55 kg is pushed a distance d = 1.75 m along a frictionless horizontal table by a…

A:

Q: As a part of a charity fund-raising drive, a marathon runner with mass of 75 kg runs up the stairs…

A: Work done required for mass m to climb height h will be against gravity. Wreq = mgh we Also know,…

Q: The figure here shows an overhead view of three horizontal forces acting on a cargo canister that…

A: We are given the magnitude of all the three forces acting on the canister, F₁= 2.8N F₂= 3.6N F₃= 10N…

Q: A 0.40 kg small box starts from rest and slides down a frictionless curved surface ( ¼ of a circle )…

A: Ans 2     given U = αx3

Q: A porter pulls a 23 kg luggage along a level road for 3.5 meters by exerting a force of 18 N at an…

A: Solution: (a) Calculate the work done in pulling the luggage. W=Fdcosθ Here, W is the work done, d…

Q: An object is thrown vertically upward with an initial kinetic energy of 4000 J from the level where…

A: Given information: The initial Kinetic energy (KE) = 4000 J The initial Potential energy (PE) = 6000…

Q: As an object moves from point A to point B only two forces act on it: one force is conservative and…

A:

Q: On an essentially frictionless, horizontal ice rink, a skater moving at v = 3.0  m/s encounters a…

A:

Q: In the figure, a frictionless roller coaster car of mass m = 992 kg tops the first hill with speed…

A:

Q: A 0.600-kg particle has a speed of 2.00 m/s at point Ⓐ and kinetic energy of 7.50 J at point Ⓑ. What…

A:

Q: Compute for the gravitational potential energy of a 60.0 kg mountaineer who is 500 m above the…

A: Given data: Mass (m) = 60.0 kg Height (h) = 500 m Required: Gravitational potential energy

Q: As an object moves from point A to point B only two forces act on it: one force is nonconservative…

A:

Q: A 65g Frisbee is thrown from a point 1.20 m above the ground with a speed of 12.00 m/s. When it has…

A:

Q: A tennis ball of mass m = 0.089 kg is thrown straight up with an initial speed v0 = 13 m/s. Let the…

A: (a) As only gravity is acting So Energy will be conserved12mv02 = mghh = v022g = (13)22 x 10

Q: An initially stationary 2.0 kg object accelerates horizontally and uniformly to a speed of 10 m/s in…

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Q: A four-horse carriage is accelerating by 6 m/s every three (3) seconds, carrying a total load…

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Q: a man pushing a crate of mass m=92kg at a speed of v=0.850m/s encounters a rough horizontal surface…

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Q: A snowboarder and her board (combined mass 40.0 kgkg) are moving at 9.30 m/sm/s at the bottom of a…

A: Solution: Given that total mass m = 40 kg speed v = 9.3 m/s height achieved due to friction h' = 3.5…

Q: Consider a particle on which several forces act, one of which is known to be constant in time: F →1…

A: Given- F1→ = (3 N)i∧+ (4 N)j∧  Particle moving along x axis from (x= 0 to x=5) Particle moving along…