A 10\(\mu\)C charge moves with a velocity of 1.0 x 105 ms-1 at right angle...

WAEC 2016

A 10\(\mu\)C charge moves with a velocity of 1.0 x 10⁵ ms^-1 at right angle to a uniform magnetic field of flux density 5.0 x 10^-4T. Calculate the force on the charge

A. 5.0 x 10^-5N
B. 5.0 x 10^-4N
C. 5.0 x 10⁵N
D. 5.0 x 10⁶N

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Correct Answer: Option B

Explanation

F = qvB

= 10 x 10^-6 x 1.0 x 10⁵ x 10^-4

= 5.0 x 10^-4N

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A 10\(\mu\)C charge moves with a velocity of 1.0 x 105 ms-1 at right angle...

Correct Answer: Option B

Explanation

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