A) high retentivity and high coercivity
B) low retentivity and low coercivity
C) high retentivity and low coercivity
D) low retentivity and high coercivity
Correct Answer: C
Solution :
Electromagnets are made up of soft iron. The soft iron has high retentivity and low coercivity. In electromagnets hysteresis loss should be low and retentivity must be high.You need to login to perform this action.
You will be redirected in
3 sec