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In a coil of resistance 10 Omega, the in...

In a coil of resistance `10 Omega`, the induced current developed by changing magnetic flux through it, is shown in figure as a function of time. The magnitude of change in flux through the coil in Weber is -

A

a. 2

B

b. 6

C

c. 4

D

d. 8

Text Solution

Verified by Experts

The correct Answer is:
A
`I=|(1)/(r)(dphi)/(dt)|`
`rArr |d phi|=|IR dt|`
`d phi="(Area of triangle)"xxR`
`=((1)/(2)xx4xx0.1)xx10=2Wb`
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