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A uniform magnetic field exists in regio...

A uniform magnetic field exists in region given by `vec(B) = 3 hat(i) + 4 hat(j)+5hat(k)`. A rod of length `5 m` is placed along `y`-axis is moved along `x`- axis with constant speed `1 m//sec`. Then the magnitude of induced `e.m.f` in the rod is :

A

zero

B

25 V

C

20 V

D

15 V

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The correct Answer is:
B
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