Q. 115.0( 1 Vote )

The strength of the magnetic field of a solenoid does not depend upon:
A. current through it

B. number of turns of the coil

C. core of the coil

D. area of the coil

Answer :

The magnetic field of solenoid is directly proportional to the current passing and the number of turns and has a proportionality constant which depends on material of conductor, instead of area magnetic field depends upon the length of solenoid.

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