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प्रश्न
State the energy changes in the following case while in use:
an electric toaster.
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उत्तर
Electrical energy into heat energy.
संबंधित प्रश्न
What is geothermal energy?
Geothermal energy is produced by the:
(a) fission of radioactive materials
(b) burning of coal inside the coal mines
(c) combustion of natural gas deep inside the earth
(d) fusion of radioactive substances
Select the renewable and non-renewable sources of energy from the following:
Wind
How much electric power is generated in India using the wing energy?
State two disadvantages of using nuclear energy for producing electricity.
Write five forms of energy.
Write the type of energy possessed in the following case:
A bent bow
State the energy changes which take place when:
A car moves up a hill.
Give one example when:
Light energy changes to chemical energy.
Draw a diagram to show the energy changes in an oscillating simple pendulum. Indicate in your diagram how the total mechanical energy in it remains constant during the oscillation.
