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A circular disc of radius 0.2 metre is placed in a uniform magnetic field of induction $\frac{1}{π} (\frac{Wb}{m^{2}})$ in such a way that its axis makes an angle of 60° with B. The magnetic flux linked with the disc is :

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0.08 Wb

0.01 Wb

0.02 Wb

0.06 Wb

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detailed solution

Correct option is C

ϕ=BA cos θ=1ππ0.22cos 60o=0.02 Wb

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A circular disc of radius 0.2 metre is placed in a uniform magnetic field of induction 1πWbm2 in such a way that its axis makes an angle of 60° with B. The magnetic flux linked with the disc is :

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Ready to Test Your Skills?

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A circular disc of radius 0.2 metre is placed in a uniform magnetic field of induction $\frac{1}{π} (\frac{Wb}{m^{2}})$ in such a way that its axis makes an angle of 60° with B. The magnetic flux linked with the disc is :