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Transformation of Energy

Which of the ...

Question

Which of the following scientific phenomenon is involved in the generation of Hydroelectric power?

A

Motion of charged particles in electromagnetic fields

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B

Conversion of gravitational potential energy into electrical energy

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C

Bernoullis principle in fluid dynamics

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D

Trapping and cooling of atoms by laser beams and magnetic fields.

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Solution

The correct option is C Conversion of gravitational potential energy into electrical energy
In dams,the gravitational potential energy of water is used to turn the turbines which generate electrical energy.

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