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Longest Chain Rule

The magnetic ...

Question

The magnetic flux linked with a coil is changed from 1 Wb to 0.1 Wb in 0.1 second. The induced emf is

A

0.09V

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B

9.0V

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C

0.9V

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D

0.009V

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Solution

The correct option is B
9.0V

= -(0.1-1)/0.1=0.9/0.1=9.0V

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