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प्रश्न
State whether a solar cell produces a.c. or d.c.
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उत्तर
Solar cell produces d.c. (direct current).
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.
Fill in the blank
The energy possessed by a body due to its position is called ________ energy.
Give one example of a body that has potential energy, due to its position at a height.
State the energy transformation on the following:
Electricity is obtained from wind energy.
State the energy transformation on the following:
Electricity is obtained from nuclear energy.
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 stone lying on the top of roof.
Write the type of energy possessed in the following case:
A falling apple
State the energy changes which take place when:
A body thrown vertically upwards from the ground.
Give one example when:
Electric energy changes to sound energy.
