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प्रश्न
Give one disadvantage of using a solar cell.
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उत्तर
One disadvantage of solar cell is listed below:
i. The initial cost of a solar panel is sufficiently high.
संबंधित प्रश्न
A ball is made to fall freely from a height. State the kind/ kinds of energy possessed by the ball when it is at the highest point .
State the changes in form of energy while producing hydro electricity.
State the energy changes in the following case while in use:
an electric bulb
State the energy changes in the following case while in use:
a ceiling fan
Select the renewable and non-renewable sources of energy from the following:
Water
How is kinetic energy possessed by a moving body measured?
Obtain an expression for the potential energy of a body of mass m at a height h above the ground.
State two advantages and disadvantages of using nuclear energy for producing electricity.
State the energy changes which take place when:
Water freezes in the freezing chamber of a fridge.
Can you tell?
Describe one natural chain of transformation of energy.
