SSC
PHYSICS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following shows the energy transformation that occurs when solar panels are used to heat a building?
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light
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chemical
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thermal
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light
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Explanation:
Detailed explanation-1: -Light energy is transformed into electrical energy when electricity is obtained from solar energy. Mechanical energy is transformed into electrical energy when electricity is obtained from wind energy. Mechanical energy is transformed into electrical energy when electricity is obtained from hydro energy.
Detailed explanation-2: -Photovoltaic cells convert sunlight into electricity A photovoltaic (PV) cell, commonly called a solar cell, is a nonmechanical device that converts sunlight directly into electricity. Some PV cells can convert artificial light into electricity.
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