When earth fault occurs: – McqOptions

MCQOPTIONS

1.	When earth fault occurs:
A.	Voltage potential at the earth mat increases due to earthing
B.	Voltage potential at the earth mat decreases due to earthing
C.	Voltage potential at the earth mat remains zero irrespective of fault
D.	None of the above
Answer» B. Voltage potential at the earth mat decreases due to earthing

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