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Reported Question / Answer
Q.) The flux in a magnetic core is alternating sinusoidally at a frequency of 600 Hz. The maximum flux density is 2 T and eddy current loss is 15 W. If the frequency is raised to 800 Hz and maximum flux density reduced to 1.5 T, the eddy current loss wil
1)
Reduced to half
2)
Same
3)
Increased by 50%
4)
Doubled
5)
NULL
Answer :
2
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