# Calculating maximum emf

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A 2-cm by 1.5-cm rectagler coil has 300 turns and rotates in a magnetic field of 4000 G.

a) What is the maximum emf generated when the coil rotates a maximum 60 HZ?

B) What must its frequency be to generate a maximum emf of 110 V?

Please explain in detail. Thanks.

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#### Solution Preview

length l = 2 cm = 0.020 m

breadth b = 1.5 cm = 0.015 m

Area A = l*b = 0.020*0.015 m^2

no. of turns N = 300

magnetic field B ...

#### Solution Summary

This solution is provided in approximately 104 words. It uses calculations for angular rotation speed to find maximum emf and frequency.

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