Questions
The number of turns in the coil of an ac¬ generator is 5000 and the area of the coil is . The coil is rotated at the rate of 100 cycles/sec in a magnetic field of 0.2 . The peak value of the emf generated is nearly
detailed solution
Correct option is D
e0=ωNBA=(2πv)NBA=2×3.14×1000×5000×0.2×0.25=1570kVTalk to our academic expert!
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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