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Standard XII
Physics
Ferromagnetism
In the hyster...
Question
In the hystersis cycle, the value of H needed to make the intensity of magnetisation zero is called
A
retentivity
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B
coercivity
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C
Lorentz force
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D
Pseudo force
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Solution
The correct option is
A
coercivity
retentivity, We reduce H to make it zero,whereas B
≠
0 (standard result of magnetism)
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