Two ways by which the emf in an AC generator can be increased by

increasing the speed of rotation and increasing the number of turns of the coil

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decreasing the speed of rotation and increasing the number of turns of the coil

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increasing the speed of rotation and decreasing the number of turns of the coil

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using stronger field magnets and decreasing the number of turns of the coil

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Solution

The correct option is A
increasing the speed of rotation and increasing the number of turns of the coil

The emf of an AC generator can be increased is by increasing the speed of rotation and the number of turns of the coil. Also stronger field magnets can be used.

Suggest Corrections

Similar questions

Each one of the following changes will increase emf (or voltage) in a simple generator except :

(a) increasing the number of turns in the armature coil

(b) winding the coil on a soft iron armature

(d) increasing the speed of rotation

Why increasing tje number of turns of the coil increases the magnetic field of an electromagnet?

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