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प्रश्न
Give one example when:
Kinetic energy changes to heat energy.
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उत्तर
When two stones are rubbed against each other, kinetic energy changes to heat energy.
संबंधित प्रश्न
Write true or false of the following statement.
There is always some loss of energy in conversion from one form of energy to another form, so the total energy is not conserved.
A ball is made to fall freely from a height. State the kind/ kinds of energy possessed by the ball when it is at the highest point .
Differentiate between the potential energy (U) and the kinetic energy (K).
Select the renewable and non-renewable sources of energy from the following:
Wind
State four ways for the judicious use of energy.
What kind of energy is possessed in a situation when?
A fish moving in the water.
What kind of energy is possessed in a situation when?
A horse running along a level road
Explain the principle of working of the windmill for generating electricity.
Obtain an expression for the kinetic energy of a body of mass m moving with a velocity v?
Can you tell?
What are the various forms of energy?
