Physics, asked by Vikh2629, 4 months ago

If q positive then the direction of magnetic ?

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Answered by ritika123489

2

Answer:

If a charge q is moving with uniform velocity v parallel to the direction of a uniform magnetic field B, it experiences no force. ... Your thumb points in the direction of the vector product v × B. If q is positive then this is the direction of F. If q is negative, your thumb points opposite to the direction of F.

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