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The Magnetic Flux Through a Loop Is Made to Vary ϕ\phi

Question 29

Multiple Choice

The magnetic flux through a loop is made to vary according to the relation
ϕ\phi m = 6t2 + 7t + 1
Where the units are SI. The EMF induced in the loop when t = 2 s is


A) 38 V
B) 39 V
C) 40 V
D) 31 V
E) 19 V

Correct Answer:

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