EASY
12th Andhra Pradesh Board
IMPORTANT
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What are the units of magnetic moment, magnetic induction and magnetic field?

Important Questions on Magnetism and Matter

EASY
12th Andhra Pradesh Board
IMPORTANT
Magnetic lines form continuous closed loops. Why?
EASY
12th Andhra Pradesh Board
IMPORTANT
Define magnetic declination.
EASY
12th Andhra Pradesh Board
IMPORTANT
Define magnetic inclination or angle of dip.
EASY
12th Andhra Pradesh Board
IMPORTANT
Classify the following materials with regard to magnetism: Manganese, cobalt, Nickel, Bismuth, Oxygen, Copper.
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Derive an expression for the axial field of a solenoid of radius r containing n turns per unit length and carrying current i.
EASY
12th Andhra Pradesh Board
IMPORTANT
The force between two magnet poles separated by a distance d in the air is F. At what distance between them does the force become doubled?
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Compare the properties of paramagnetic, diamagnetic and ferromagnetic substances.
MEDIUM
12th Andhra Pradesh Board
IMPORTANT
Explain the elements of the Earth's magnetic field and draw a sketch showing the relationship between the vertical component, horizontal component and angle of dip.