A car of weight 80 kg. To what height should it be raised so that potential energy is 2400 J? Take g = 10 m/s²

Q: A 1.3 kgkg book is lying on a 0.80 mm -high table. You pick it up and place it on a bookshelf 2.2 mm…

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Q: A tennis ball of mass m = 0.089 kg is thrown straight up with an initial speed v0 = 11 m/s. Let the…

A: Given dataThe mass of the ball is given as m = 0.089 kg.The initial speed of the ball is v0 = 11…

Q: A man pushes a lawn mower on a level lawn with a force of 210 N. If 40% of this force is directed…

A: Work done = force component in direction of displacement × displacement

Q: A tennis ball of mass m = 0.097 kg is thrown straight up with an initial speed v0 = 14 m/s. Let the…

A: mass of ball (m) = 0.097 kg Initial upwards speed (vo) = 14 ms

Q: A 60-kg hiker hikes from Yosemite Valley (elevation 1209 m) to Glacier Point (elevation 2199 m).…

A: Given: Mass of the hiker is m =60 kg          Yosemite Valley elevation h1 =  1209 m…

Q: A 20.0 kg crate, initially at rest, slides down a ramp 2.0 m long and inclined at an angle of 20°…

A: solution as

Q: A force of 14 lb is required to hold a spring stretched 4 in. beyond its natural length. How much…

A: force = 14 lb stretch (d) = 4 in

Q: Q40. Calculate the work done in moving a body of mass 50 kg through a height of 5 m. (g = 10mis) 250…

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Q: When an 78.8-kg adult uses a spiral staircase to climb to the second floor of his house, his…

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Q: The force F = (6.64 N)i + (6.93 N)j acts on a particle as it moves first along the x axis from x =…

A: Introduction: Energy is the is the conserved quantity. When body move from one place to another…

Q: A chain 72 meters long whose mass is 27 kilograms is hanging over the edge of a tall building and…

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Q: The 50 kg block slides down the 2m high ramp. At some point, the block is .5 meters above the…

A: given: height of ramp h = 2m mass of block m = 50 kg height at point p h' = 0.5 m

Q: Humans can produce an output power as great as 20 W/kg during extreme exercise. Sloths are not so…

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Q: A force of 17 Ib is required to hold a spring stretched 3 in. beyond its natural length. How much…

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Q: A tennis ball of mass m = 0.075 kg is thrown straight up with an initial speed v0 = 11 m/s. Let the…

A: Given data The mass of the ball is given as m = 0.075 kg. The initial speed of the ball is v0 = 11…

Q: A tennis ball of mass m = 0.091kg is thrown straight up with an initial speed v_{0} = 14m / s Let…

A: Given:intial velocity, v0 = 14 m/sfinal velocity, vf = 0 m/smass, m = 0.091 kg…