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R G PUBLICATION-WORK AND ENERGY-EXAMPLE
- What are the two forms of mechanical energy?
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- Mention names of different forms of energy?
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- What do you mean by transformation of energy?
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- If force is applied on the body in the direction of motion then ?
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- How potential energy is stored in a powerful stretched spring?
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- Which energy is stored in wrist watch?
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- A body of mass ‘m’ is moving with velocity ‘v' .If the mass of the bod...
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- A body of mass ‘m’ is moving with velocity ‘v’: If the velocity is dou...
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- Can an object have kinetic energy even if its momentum is zero? Explai...
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- If a body of mass m is moving with velocity v then prove that kinetic ...
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- Prove that potential energy = mgh.
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- what is law of conservation of energy?
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- Explain the relationship between energy and power.
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- A body age of mass 50 kilogram, what is his weight?
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- How much work does a boy of mass 50kg do when he climbs a height 30 me...
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- On the body of machine is written 4H.P. Express its power in watt.
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- A boy of mass 50 kg runs up to a stair case of 45 steps in 9 s. If the...
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- A body of mass 30 kg is raised from the floor to a table height 1 mete...
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- What is the kinetic energy of a body of mass 50 kg after it has fallen...
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- A 60 watt bulb burns for 5 hours. What is the energy consume?
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