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A Wire Loop of Radius 10 Cm Has a Resistance Ω\varOmega

Question 70

Multiple Choice

A wire loop of radius 10 cm has a resistance of 2.0 Ω\varOmega .The loop is at right angles to a uniform magnetic field B. The field strength is changing at a rate of Δ\Delta B/ Δ\Delta t = 0.10 T/s.What is the magnitude of the induced current in the loop?


A) 0.3 mA
B) 1.0 mA
C) 1.6 mA
D) 2.9 mA

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