EASY
12th CBSE
IMPORTANT
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Why is a current-loop considered a magnetic dipole?

Important Questions on Magnetism

EASY
12th CBSE
IMPORTANT
Does a magnetic dipole experience a net force in an external magnetic field ? Does it experience a torque? What if the field be non-uniform?
EASY
12th CBSE
IMPORTANT
A bar magnet is stationary in magnetic meridian. Another similar magnet is kept parallel to it such that the centres lie on their perpendicular bisectors. If the second magnet is free to move, then what type of motion will it have - translatory, rotatory or both?
EASY
12th CBSE
IMPORTANT
Why does a bar magnet always stand in north-south direction, when freely suspended?
EASY
12th CBSE
IMPORTANT
Name the parameters needed to completely specify the earth's magnetic field at a point on the earth's surface.
EASY
12th CBSE
IMPORTANT
How does the knowledge of declination at a place help in navigation ?
EASY
12th CBSE
IMPORTANT
Define angle of dip at a place. How does it change as one goes from magnetic pole to the magnetic equator?
EASY
12th CBSE
IMPORTANT
In which direction will a freely suspended magnet align itself when placed at the magnetic poles of the earth?
EASY
12th CBSE
IMPORTANT
If the ratio of the horizontal component of earth's magnetic field to the resultant magnetic field at a place is 12, what is the angle of dip at that place?