What are poles of a magnet? How they have got their specific names?

Important Questions on Properties of Magnets and Terrestrial Magnetism

EASY

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 7 - Properties of Magnets and Terrestrial Magnetism>EXERCISE 7>Q 3

What are magnetic length and magnetic axis? What is the relation between magnetic and geometrical length of a magnet?

EASY

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 7 - Properties of Magnets and Terrestrial Magnetism>EXERCISE 7>Q 4

Why a freely suspended magnet always aligns itself along the north-south direction. Is it really the north-south direction ?

EASY

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 7 - Properties of Magnets and Terrestrial Magnetism>EXERCISE 7>Q 5

Define magnetic moment of a magnet ?

EASY

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 7 - Properties of Magnets and Terrestrial Magnetism>EXERCISE 7>Q 6

Why magnetic moment is more fundamental than pole strength of a magnet.

EASY

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 7 - Properties of Magnets and Terrestrial Magnetism>EXERCISE 7>Q 7

What are the SI units of magnetic pole strength and magnetic moment ?

EASY

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 7 - Properties of Magnets and Terrestrial Magnetism>EXERCISE 7>Q 8

Why a magnet may be called a natural dipole ?

EASY

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 7 - Properties of Magnets and Terrestrial Magnetism>EXERCISE 7>Q 9

What is a magnetic field line? Why two such lines can never intersect?

EASY

12th West Bengal Board

IMPORTANT

A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 7 - Properties of Magnets and Terrestrial Magnetism>EXERCISE 7>Q 10

Define intensity and potential at a point in terms of isolated pole.