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A charged particle begins to move from t...

A charged particle begins to move from the origin in a region which has a uniform magnetic field in the x-direction and a uniform electric field in the y-direction. Its speed is v when it reaches the point (x, y, z). Then, v will depend

A

only on `x`

B

only on `y`

C

on both `x` and `y` but not `z`

D

on `x,y` and `z`

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The correct Answer is:
b
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