Which of the above statements are correct?
A. (i),(ii),(iv),(v),(vi)
B. (i),(ii),(vi)
C. (i),(ii),(iv),(vi)
D. (i),(iii),(vi),(iv)
Answer:A
Which of the above statements are correct?
A. (i),(ii),(iv),(v),(vi) B. (i),(ii),(vi) C. (i),(ii),(iv),(vi) D. (i),(iii),(vi),(iv)
Explanation: The effect of short pitched coil is to reduce the generated EMF, and it improves waveform of EMF generated per phase, and as the windings are placed closed to each other, copper will be saved. 18. The DC machines are designed with flat topped flux density waves because