engineering recuitment JVVNL Technical Helper 2022 Mock Test Electrician and Wireman Electrical Machines Alternators
The frequency of an induced emf in an alternator is given by
1
f = 120N / P
2
f = 120 / PN
3
f = 120P /N
4
f = 1 / (120 × PN)
5
f = PN / 120