What is the purpose of rotating the arma

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Target Exam

CUET

Subject

Physics

Chapter

Electromagnetic Induction

Question:

What is the purpose of rotating the armature in the field of two electromagnets in an AC generator?

Options:

To generate eddy currents

To cause hysteresis

To generate EMF

To convert DC into AC

Correct Answer:

To generate EMF

Explanation:

The rotation of the coil causes the the flux through it to vary which in turn causes an EMF to develop.