SSC JE Electrical Engineering 26 Sep 2019 Shift 2 Paper

Question : 126 of 200

Marks: +1, -0

A coil of 360 turns is linked by a flux of 200µWb.
If the flux is reversed in 0.01 second, then find the EMF induced in the coil.

Solution:

N = 360
ϕ = 200 µWb
t = 0.01 sec
E =

2({Nϕ}/t)

2 ({360×200×10^{-6}}/0.01)

= 14.4V

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