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संबंधित प्रश्न
In each of the following a force, F is acting on an object of mass, m. The direction of displacement is from west to east, as shown by the longer arrow. Observe the diagrams carefully and state whether the work done by the force is negative, positive or zero.
Find the kinetic energy of a body of mass 1 kg moving with a uniform velocity of 10 m s-1.
A man lifts a mass of 10 kg from the floor to a shelf 4 meter high. If g = 10 ms-2, what is the work done?
Give an example
Electrical energy changes to heat energy.
Name two places in India where electricity is generated from nuclear power plants.
What is the difference between renewable and non-renewable resources?
One labourer carried four pans of road metal through a distance of 100 metres. If he carries two pans of road metal through a 200 metre distance ______ work will be done.
Write the two main conditions are needed for work to be done?
