A 20-turn circular coil of radius 3.40 cm and resistance 1.00 ft is placed in a magnetic field directed perpendicular to the plane of the coil. The magnitude of the magnetic field varies in time according to the expression B = 0.010 or 0.040 or², where 8 is in teslas and it is in seconds. Calculate the induced emf in the coil at t = 4.60 s. mv Need Help? Read it
A 20-turn circular coil of radius 3.40 cm and resistance 1.00 ft is placed in a magnetic field directed perpendicular to the plane of the coil. The magnitude of the magnetic field varies in time according to the expression B = 0.010 or 0.040 or², where 8 is in teslas and it is in seconds. Calculate the induced emf in the coil at t = 4.60 s. mv Need Help? Read it
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Transcribed Image Text:A 20-turn circular coil of radius 3.40 cm and resistance 1.00 ft is placed in a magnetic field directed perpendicular to the plane of the coil. The
magnitude of the magnetic field varies in time according to the expression B = 0.010 or + 0.040 or, where B is in teslas and t is in seconds.
Calculate the induced emf in the coil at t = 4.60 s.
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