HARD
12th West Bengal Board
IMPORTANT
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Can paramagnetic substances be made magnetically saturated?

Important Questions on Magnetic Properties of Matter

HARD
12th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 11 - Magnetic Properties of Matter>EXERCISE 11>Q 32
What are spontaneously magnetised domain?
HARD
12th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 11 - Magnetic Properties of Matter>EXERCISE 11>Q 33
What is hysteresis? What are the uses of hysteresis loop?
HARD
12th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 11 - Magnetic Properties of Matter>EXERCISE 11>Q 34
Why ferromagnetic materials are said to have a memory.
HARD
12th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 11 - Magnetic Properties of Matter>EXERCISE 11>Q 35
What is Curie's point? What happens to the magnetic domains at and above this temperature?
HARD
12th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 11 - Magnetic Properties of Matter>EXERCISE 11>Q 36
A material is heated up above Curie temperature and then cooled down below it. What would happen to the material ?
HARD
12th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 11 - Magnetic Properties of Matter>EXERCISE 11>Q 37
What are spontaneously magnetised domain? How are they distributed in a ferromagnetic material in absence of any magnetic field?
HARD
12th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 11 - Magnetic Properties of Matter>EXERCISE 11>Q 38
'Magnetic properties of materials are ultimately due to the behaviour of electrons in the atoms'-comment.
HARD
12th West Bengal Board
IMPORTANT
A Text Book of PHYSICS PART 2 : CLASS 12>Chapter 11 - Magnetic Properties of Matter>EXERCISE 11>Q 39
What is Bohr magnetron?