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MHT CET Physics question

PhysicsElectromagnetic InductionMHT CET

A given wire is bent into a circular loop of radius 7 cm and placed perpendicular to a magnetic field of 1.0 T. Within 0.1 second, the loop is changed to a 100 square and the field increases to 1.8 T. The e. m. f induced in the coil will be

Answer: (B)

Solution

Wb and Wb, so

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Question ID VK-081917