Electronics and Communication Engineering - Networks Analysis and Synthesis - Discussion

Discussion Forum : Networks Analysis and Synthesis - Section 10 (Q.No. 2)
2.
A current of 1 A in the coil of an iron cored electromagnet cause a flux density of 0.2.T. If the current is 2 A, B=
0.2 T
0.4 T
0.4 T or less
0.4 T or more
Answer: Option
Explanation:

In air cored coil flux density increases linearly with current because there is no saturation.

Discussion:
1 comments Page 1 of 1.

Sid said:   8 years ago
According to me, C is the answer.

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