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प्रश्न
Name the energy changes for the following:
bicycle brakes
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उत्तर
Mechanical energy into heat energy.
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संबंधित प्रश्न
State one important advantage and disadvantage each of using nuclear energy for producing electricity.
Give one example to show the conversion of potential energy to kinetic energy when put in use.
A body of mass m is moving with a velocity v. Write the expression for its kinetic energy.
Explain the principle of producing electricity using the nuclear energy.
State two disadvantages of using nuclear energy for producing electricity.
A pebble is thrown up. It goes to a height and then comes back on the ground. State the different changes in form of energy during its motion.
What kind of energy is possessed in a situation when?
A horse running along a level road
Give three examples of bodies possessing potential energy.
Give one example when:
Potential energy changes to electric energy.
A girl of mass 35 kg climbs up from the first floor of a building at a height 4 m above the ground to the third floor at a height 12 m above the ground. What will be the increase in her gravitational potential energy? [g = 10 ms-2]
