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[" Magnetic Effects of Electric Current "],[" Q.A current of "1.6" A flows through a long solenoid having "8" turns/cm."],[" The magnetic induction at the end of the solenoid along its axis is ? "],[[" a) "1.2times10^(-4)T," b) "16times10^(-4)T],[" c) "6times10^(-4)T," dर्ग "8times10^(-4)T]]

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