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In the figure, a 150-turn coil of radius 3.6 cm and resistance 7.5 0 is coaxial with a solenoid of 320 turns/cm and diameter 4.7 cm. The
solenoid current drops from 2.2 A to zero in time interval At-25 ms. What current is induced in amperes in the coil during At?
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Solenoid
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