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Prove that in a ferromagnetic material, power loss per unit volume in a hysteresis cycle equals area under the hysteresis loop.
written 8.7 years ago by gravatar for teamques10 teamques10 ★ 69k •   modified 8.7 years ago

Mumbai university > FE > SEM 1 > Applied Physics 1

Marks: 4M

Year: May 2013
engineering physics
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written 8.7 years ago by gravatar for teamques10 teamques10 ★ 69k

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When magnetic field is increased (S-T-U-P), the energy is supplied to the core and when the magnetic field is decreased (P-Q-R-S), the core returns the energy to the supply. However, some energy is lost in the cycle due to which less energy is returned by the core. This difference is …

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