Questions
A rectangular coil of 300 turns has an area of
detailed solution
Correct option is C
N=300, A=25×10cm2=250×10−4m2 f=50 cps, B=4×10−2T Peak value of induced emfe=BANω =4×10−2×250×10−4×300×2πf =4×10−2×250×10−4×3000×2π(50) =30πV
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Similar Questions
A square wire loop, of side a has a long straight wire carrying a constant current i that passes through the centre of the loop and perpendicular to its plane as shown in Fig.
The current induced in the square loop is
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