The magnetic flux Φ(in Web) linked with a single turn coil at an inst – McqOptions

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1.	The magnetic flux Φ(in Web) linked with a single turn coil at an instant of time t (in second) is given by Φ(t) = 2t2 – 20t + 40. The induced EMF in the coil at the instant t = 2 seconds is
A.	22V
B.	20V
C.	12V
D.	10V
Answer» D. 10V

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