(a) Explain the principle of an electric generator.

(b) State two ways in which the current induced in the coil of a generator could be increased.

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Solution

(a) Electric generator is based on the principle that when a straight conductor is moved in a magnetic field then current is induced in the conductor.
(b)Two ways in which the current induced in the coil of generator can be increased are:
1) by rotating the coil faster
2) by using the coil with larger area.

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