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Magnetic Flux and Faraday's Law

The magnetic ...

Question

The magnetic flux linked with a coil of $N$ turns of area of cross-section $A$ held with its plane parallel to the field $B$ is

A

\frac{N A B}{2}

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B

N A B

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C

\frac{N A B}{4}

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D

0

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E

2 N A B

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Solution

The correct option is B $0$
$ϕ = M B A cos θ = M B A cos 90^{o}$
$ϕ = 0$

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