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NEET 2012 Physics question

PhysicsElectromagnetic InductionNEET 2012

A coil of resistance is placed in a magnetic field. If the magnetic flux (wb) linked with the coil varies with time (sec) as , the current in the coil at sec is

Answer: (2)

Solution

By Faraday's law the magnitude of the induced emf is . At s: . Current $i =

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Question ID VK-091246