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HC VERMA-WORK, ENERGY AND POWER-QUESTION BANK
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Play - A ball is thrown upwards from a point A.It reechec up to the highest p...
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Play - A body of mass 2 kg is dropped from a height of 1 m. It s kinetic as i...
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Play - Two bodies of unequal masses are dropped from a cliff. At any instant,...
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Play - When the speed of a particle is doubled, its kinetic energy
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Play - When the speed of a particle is doubled, the ratio of its kinetic ener...
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Play - The unit of power is
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Play - A person A does 500 J of work in 10 minutes and another person B does ...
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Play - Mark the statement true(T) or false (F): Work and energy have differe...
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Play - Mark the statement true(T) or false (F): A stone tied to a string is ...
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Play - Mark the statement true(T) or false (F): When an aeroplane takes off,...
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Play - Mark the statement true(T) or false (F): The potential energy of a sp...
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Playing Now - Mark the statement true(T) or false (F): When negative work is done b...
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Play - Mark the statement true(T) or false (F): A person stands for a long t...
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Play - Mark the statement true(T) or false (F): When a body falls, its kinet...
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Play - Mark the statement true(T) or false (F): A rubber band has more poten...
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Play - A 2-kg body is sliding up an inclined plane of inclination 30^@. Find ...
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Play - A ball of mass 1 kg is dropped from a height of 5 m. What is its speed...
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Play - A 1000-W heater is used for 1 hour every day for 30 days . Find the co...
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