Networks Analysis and Synthesis - Engineering

Q1:

A current of 1 A in the coil of an iron cored electromagnet causes B = 0.5T. If current is 2A, B =

A 0.5 T

B 1 T

C 1 T or more

D 1 T or less

ANS:D - 1 T or less

If saturation starts B will be less than it.