Quantity that remains unchanged in a transformer is [MP PMT/PET 1998 – McqOptions

MCQOPTIONS

1.	Quantity that remains unchanged in a transformer is [MP PMT/PET 1998; AIIMS 1999; J & K CET 2005]
A.	Voltage
B.	Current
C.	Frequency
D.	None of the above
Answer» D. None of the above

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