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प्रश्न
Fill in the blank with suitable word :
The sum of the potential and kinetic energies of a body is called __________ energy.
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उत्तर
The sum of the potential and kinetic energies of a body is called mechanical energy.
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संबंधित प्रश्न
Does the transfer of energy take place when you push a huge rock with all your might and fail to move it? Where is the energy you spend going?
In what way does the temperature of water at the bottom of a waterfall differ from the temperature at the top? Explain the reason.
State whether the object possess kinetic energy, potential energy, or both :
A stretched spring lying on the ground ____________.
What kind of energy is possessed by the following?
A stone kept on roof-top _______________
Fill in the blank with suitable word :
The ability of a body to do work is called __________. The ability of a body to do work because of its motion is called __________.
Water stored in a dam possesses :
Name the device or machine which convert :
Mechanical energy into electrical energy.
How much electrical energy in joules does a 100 watt lamp consume : in 1 minute?
Write the energy transformations which take place in an electric bulb (or electric lamp).
Which of the following energy change involves frictional force?
