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When using a fluxmeter, if the flux changes from Φ to -Φ, what happens to the current?

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When using a fluxmeter, if the flux changes from Φ to -Φ, what happens to the current?

(a) Becomes zero

(b) Becomes infinity

(c) Remains the same

(d) Reverses

The question was asked in exam.

The origin of the question is Determination of the B/H Characteristic topic in section Simple Magnetic Circuits of Basic Electrical Engineering

1 Answer

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Best answer
Correct choice is (d) Reverses

For explanation: When the flux changes from Φ to -Φ, the current direction will change as the direction of flux is changing.

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