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Which of the following statements is correct for diamagnetic materials:

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Important Questions on Matter and Magnetism

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Beta Question Bank for Medical: Physics>Chapter 26 - Matter and Magnetism>Exercise (Assertion & Reason)>Q 22
The area of B-H loop for soft iron, as compared to that for steel is :-
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Beta Question Bank for Medical: Physics>Chapter 26 - Matter and Magnetism>Exercise (Assertion & Reason)>Q 26
A material rod, when placed in a strong magnetic field, aligns itself at right angles to the magnetic field. The nature of material is:-
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Beta Question Bank for Medical: Physics>Chapter 26 - Matter and Magnetism>Exercise (Assertion & Reason)>Q 27
If the magnetic susceptibility of a magnetic material is –0.004, then its nature will be:-
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Beta Question Bank for Medical: Physics>Chapter 26 - Matter and Magnetism>Exercise (Assertion & Reason)>Q 28
The correct measure of magnetic hardness of a material is
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Beta Question Bank for Medical: Physics>Chapter 26 - Matter and Magnetism>Exercise (Assertion & Reason)>Q 29
If the relative permeability of a material is 0.9999 then its nature will be:-
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Beta Question Bank for Medical: Physics>Chapter 26 - Matter and Magnetism>Exercise (Assertion & Reason)>Q 30

The magnetic susceptibility of a paramagnetic material at –73 °C is 0.0075, then its value at –173 °C will be:-

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Beta Question Bank for Medical: Physics>Chapter 26 - Matter and Magnetism>Exercise (Assertion & Reason)>Q 31
When a magnetic substance is heated, then
 
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Beta Question Bank for Medical: Physics>Chapter 26 - Matter and Magnetism>Exercise (Assertion & Reason)>Q 32
Diamagnetic substances are