ElectroMagnetic InductionHard
Question
A closely wound coil of 100 turns and area of cross section 1cm2 has a self inductance 1mH. The magnetic induction at the centre of the coil, when a current of 2A flows in it, will be :-
Options
A.0.2 
B.0.4 
C.0.8 
D.1 
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