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प्रश्न
Give one example when:
Electric energy changes to sound energy.
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उत्तर
When a loudspeaker works, the electric energy changes to sound energy.
संबंधित प्रश्न
What name is given to the heat energy obtained from hot rocks inside the earth?
Give one relevant example for the following transformation of energy:
Electrical energy to heat energy.
Name the type of energy (kinetic energy K or potential energy U) possessed in the given case:
A stretched wire
Select the renewable and non-renewable sources of energy from the following:
Wood
State the energy transformation on the following:
Electricity is obtained from nuclear energy.
Write the type of energy possessed in the following case:
A wound-up spring
What is nuclear energy? Explain the principle of producing electricity using nuclear energy is a nuclear reactor.
In a hydroelectric power station, 1000 kg of water is allowed to drop through a height of 100 m in 1 sec. If the conversion of potential energy to electric energy is 60%. Calculate the power output. [Take: g = 10m/sec2]
A good fuel should possess:
Nuclear fission is
