A)
B)
C)
D)
Correct Answer: C
Solution :
Material of the core in galvanometer, transformer etc., should possess following properties: (i) On application of small H, I changes by a large amount. (ii) On changing direction of H, demagnetization of the material must decrease at a faster rate. (iii) Area of \[I-H\]curve should be as small as possible to ensure minimum hysteresis loss.You need to login to perform this action.
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