The coil shown in the figure has 2 turns, a cross-sectional area of 0.20 m2, and a field (parallel to the axis of the coil) with a magnitude given by B = (4.0 + 3.0t2) T, where t is in s. What is the potential difference, VA?VC, at t = 3.0 s?
A. ?7.2 V
B. +7.2 V
C. ?4.8 V
D. +4.8 V
E. ?12 V
Answer: A
Physics & Space Science
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Physics & Space Science