To what height should a box of mass 150 kg be lifted, so that its potential energy may become 7350 joules ? (`g = 9.8 m//s^(2)`).

A bag of wheat weighs 200 kg. To what height should it be raised so that its potential energy may be 9800 joules ? ( g = 9.8 ms^(-2) )

A bag of wheat weights 75 kg. Calculate the hight to which it should be raised so that its potential energy is 7350 J. (Given g= 9.8 m//s^(2))

What will be the height through which a body of mass 0.5 kg should be lifted, if the energy spent for doing so is 1.0 joule ? (g = 10 m//s^(2))

An object of 100 kg is lifted to a height of 10 m vertically. What will be the work done ? [g = 9.8 m//s^(2)]

What is the kinetic energy of a body of mass 50 kg after it has fallen from rest for 5 seconds? (g = 9.8 m/s^2 )

A boy weighing 50 kg climbs up a vertical height of 100 m. Calculate the amount of work done by him. How much potential energy does he gain ? ( g = 9.8 m//s^(2) ).

A man lifts a brick of mass 5 kg from the floor to a shelf 2 m high. How much work is done ? (g = 9.8 m//s^(2))

How much power is required a lift a body of mass 50 kg to a height of 120 m in 1 minute ? (g = 9.8 m//s^(2)) .

Find the energy possessed by an object of mass 10 kg when it is at a height of 6 m above the ground.Given, g = 9.8 m//s ^2

Find the energy possessed by an object of mass 10 kg when it is at a height of 6 m above the ground.Given, g = 9.8 m//s ^2