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63 of 157 questions match · page 4 of 4. Answer in your head first, then check the solution.

📘 EE Mock Board Exam
TypeAll 157Problem solving 63Objective 94
DifficultyAll 63Easy 15Medium 43Hard 5
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#61📜 EE Pre-Board March 2018📘 PowerhouseEasy
For coil having a span of 2/3 of pole pitch, the coil span factor is
A0.8
B0.866
C0.786
D0.966
#62📜 EE Pre-Board August 2018📘 PowerhouseEasy
In a 6-pole alternator how many mechanical degrees is the equivalent of 180 electrical degrees?
A60
B30
C120
D90
#63📜 EE Pre-Board August 2018📘 PowerhouseEasy
The field system of a 50 Hz alternator has a sinusoidal flux per pole of 0.1 Wb. Calculate the emf generated in one turn which spans two-thirds of a pole pitch.
A17.4 v
B19.2 v
C12.2 v
D9.6 v

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