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प्रश्न
Name the energy transfers which occur when : there is a picture on a television screen
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उत्तर
A television screen converts electrical energy into light energy and heat 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?
State whether the object possess kinetic energy, potential energy, or both :
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What kind of energy is possessed by the following?
A compressed spring ____________.
What kind of energy is possessed by the following?
A stretched rubber band _____________
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What is his potential energy at the highest point? (g = 10 m/s2)
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Explain the transformation of energy in the following cases :
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(ii) A stone dropped from the roof of a building.
A ball falls to the ground as shown below :
What is the potential energy of ball at B?
When an object falls freely towards the earth, then its total energy :
