HARD
12th West Bengal Board
IMPORTANT
Earn 100

Why diamagnetism should be the general property of all materials? Why all substances do not exhibit this?

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 30
Why susceptibility of paramagnetic substances decreases with 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 31
Can paramagnetic substances be made magnetically saturated?
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?