USCG USCG Electrical
Set 4 • Question #114 of 142
Launch Interactive Practice Room The most common source of excitation for the rotor of a synchronous motor is a/an __________.
A
step-up transformer
B
half-wave rectifier
C
DC supply
✓ Correct Answer
D
AC supply
USCG NMC Regulatory Explanation
In USCG Marine Electrical Systems (IEEE 45 and 46 CFR), regarding 'The most common source of excitation for the rotor of a synchronous motor is a/an', the compliant technical standard is: 'DC supply'.
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