1.

A direct electric current is carried in a long solenoid coil which has very closely spaced turns in it. what does Each turn of wire exert on the next adjacent turn ?a)an attractive forceb) a repulsive force c)zero force d)anyone of attractive or repulsive force

Answer»

A direct electric current is carried in a long SOLENOID COIL which has very closely SPACED turns in it.

The corret  answer to this question is (d) anyone of ATTRACTIVE or repulsive force.

Because solenoids produce linear motion by converting alternating current or direct current. it is an electo mechanical DEVICE



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