Hysteresis loop in case of magnetically hard materials is more in shape as compared to magnetically soft materials

Related Mcqs:

Which of the following statements is correct ?

A. The conductivity of ferrites is better than ferromagnetic materials B. The conductivity of ferromagnetic materials is better than ferrites C. The conductivity of ferrites is very high D. The conductivity of ferrites is same as that of ferromagnetic materials...

Which of the following materials are diamagnetic ?

A. Silver B. Copper C. Silver and copper D. Iron...

If a copper disc is rotated rapidly below a freely suspended magnetic needle, the magnetic needle shall start rotating with a velocity?

A. less than that of disc but in opposite direction B. equal to that of disc and in the same direction C. equal to that of disc and in the opposite direction D. less than that of disc and in the same direction...

The use of permanent magnets is. not made in_____________?

A. magnetoes B. energy meters C. transformers D. loud-speakers...

A magnetic field exists around____________?

A. iron B. copper C. aluminium D. moving charges...