The voltage applied to a transformer is increased by 20% and the frequ – McqOptions

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1.	The voltage applied to a transformer is increased by 20% and the frequency is reduced by 20%. Assuming the magnetic circuit is unsaturated, the maximum core density will be:
A.	4 times the original value
B.	3 times the original value
C.	0.67 times the original value
D.	1.5 times the original value
Answer» E.

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