Magnetic Effects of Current and Magnetism-Magnetic Susceptibility and Permeability (NEET Physics): Questions 6 - 8 of 8

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Question number: 6

» Magnetic Effects of Current and Magnetism » Magnetic Susceptibility and Permeability

MCQ▾

Question

Relative permeability of iron is 5500, than its magnetic susceptibility will be

Choices

Choice (4) Response

a.

5500 x 10 7

b.

5500 x 10 -7

c.

5499

d.

5501

Question number: 7

» Magnetic Effects of Current and Magnetism » Magnetic Susceptibility and Permeability

MCQ▾

Question

The relative permeability is represented by μr and the susceptibility is denoted by χ for a magnetic substance. Then for a paramagnetic substance

Choices

Choice (4) Response

a.

μr<1,χ>0

b.

μr>1,χ<0

c.

μr>1,χ>0

d.

μr<1,χ<0

Question number: 8

» Magnetic Effects of Current and Magnetism » Magnetic Susceptibility and Permeability

MCQ▾

Question

Which of the following statements are false about the magnetic susceptibility x m of paramagnetic substance?

(1) Value of X m is directly proportional to the absolute temperature of the sample

(2) X m is negative at all temperature

(3) X m does not depend on the temperature of the sample

(4) X m is positive at all temperature

Select the correct answers and mark it according to the following codes:

Choices

Choice (4) Response

a.

1, 2 and 3 are correct

b.

1 and 2 are correct

c.

2 and 4 are correct

d.

1 and 3 are correct

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