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The hysteresis loop of a magnetic material has an area of 5 cm2 with the scale given as 1 cm = 2 AT and 1 cm = 50 mwb At 50 Hz; the total hysteresis loss is
Options:
A .   50 W.
B .   15 W.
C .    25 W.
D .   20 W.
Answer: Option C
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