MHT CET Physics question
Not in JEE Advanced syllabus
The coil of a T.G. of radius cm and of 500 turns is arranged in the magnetic meridian and a current is passed through it. If the deflection of needle is then the current passing through the coil is ( wb/Am and T)
Answer: (A)
Solution
\dfrac{2rB_H\tanθ}{μ_0 n}\dfrac{2(0.05π)(3×10^{-5})(0.7002)}{4π×10^{-7}×500}$\
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