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Magnetic Field

What happens ...

Question

What happens to energy when a charged particle moving in a magnetic field although a magnetic force is acting on it ?

A

remains constant

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B

increases

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C

decreases

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D

none of these.

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Solution

The correct option is A remains constant
There is no change in the energy of a charged particle moving in a magnetic field although a magnetic force is acting on it. Since the work done by the magnetic field is always zero.

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