The flux linked with a coil at any intant t is given by ?=10t² – 50t + 250

The flux linked with a coil at any intant t is given by ?=10t² – 50t + 250. The induced emf at t=3 sec is

Options

(a) 190 V
(b) -190 V
(c) -10 V
(d) 10 V

Correct Answer:

-10 V

Explanation:

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