USCG USCG Electrical
Set 2 • Question #50 of 142
Launch Interactive Practice Room External shunts are sometimes used with ammeters to __________.
A
increase meter sensitivity
B
permit shunts with larger resistances to be utilized
C
prevent damage to the meter movement from heat generated by the internal shunt
✓ Correct Answer
D
reduce reactive power factor error
USCG NMC Regulatory Explanation
In USCG Marine Electrical Systems (IEEE 45 and 46 CFR), regarding 'External shunts are sometimes used with ammeters to', the compliant technical standard is: 'prevent damage to the meter movement from heat generated by the internal shunt'.
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