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Computer Programming MCQs — Test 63

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Review Skipped Questions

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Question 1
Hysteresis loop in case of magnetically hard materials is more in shape as compared to magnetically soft materials
Question 2
Magnetic moment is a_____________?
Question 3
A rectangular magnet of magnetic moment M is cut into two piece of same length, the magnetic moment of each piece will be______________?
Question 4
The relative permeability of materials is not constant
Question 5
A permanent magnet______________?
Question 6
he retentivity (a property) of material is useful for the construction of_______________?
Question 7
he retentivity (a property) of material is useful for the construction of__________?
Question 8
The materials are a bit inferior conductors of magnetic flux than air
Question 9
What will be the current passing through the ring shaped air cored coil when number of turns is 800 and ampere turns are 3200 ?
Question 10
If a copper disc is rotated rapidly below a freely suspended magnetic needle, the magnetic needle shall start rotating with a velocity?