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Adithya peddles a stationary bicycle the pedals of which are attached to a 500 turn coil of area 11 m^2. The coil rotates at half a revolution per second and it is placed in a uniform magnetic field of 20.5 T perpendicular to the axis of rotation of the coil. What is the maximum voltage generated in the coil?

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in Physics – Class 12 by (135k points)
Adithya peddles a stationary bicycle the pedals of which are attached to a 500 turn coil of area 11 m^2. The coil rotates at half a revolution per second and it is placed in a uniform magnetic field of 20.5 T perpendicular to the axis of rotation of the coil. What is the maximum voltage generated in the coil?

(a) 354035 V

(b) 85000V

(c) 111647 V

(d) 46464 V

I have been asked this question during an online interview.

The origin of the question is AC Generator in division Alternating Current of Physics – Class 12

1 Answer

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Best answer
Right option is (a) 354035 V

Easiest explanation: The maximum voltage generated in the coil,

e0 = nBAω

e0 = nBA × (2πv)

e0 = 500 × 20.5 × 11 × 2π × 0.5

e0 = 345035 V

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