A coil wound over an iron ring carries certain ___

A coil wound over an iron ring carries certaincurrent and establishes flux in the ring.

If the area of x-section of the ring is doubled, the flux density in the core

A. is double of the previous value.
B. is half of the previous value.
C. is same as the previous value.
D. is not possible to predict.

Show Answer

Answer: C

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