1.

Observe the graph and answer the following.a. In which angles are the rate of changes of flux is maximum?b. In which angles are the induced emf maximum? c. What is meant by period of AC? d. What is meant by frequency of AC? e. What is the aim of increasing number of magnetic pole and armature coil in a power generator?

Answer»

a. 90° and 270°

b. 90° and 270°

c. The time taken by the armature coil for a full rotation is called Period.

d. The number of cycles per second is the frequency of AC.

e. To increase the amount of electricity produced.



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