Magnetic Effects of Current and Magnetism-Para, Dia and Ferro-Magnetic Substances (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 8 - 13 of 18

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Question number: 8

» Magnetic Effects of Current and Magnetism » Para, Dia and Ferro-Magnetic Substances

MCQ▾

Question

If a diamagnetic solution is poured into a U-tube and one arm of this U-tube placed between the poles of a strong magnet with the meniscus in a line with field, then the level of the solution will

Choices

Choice (4) Response

a.

Rise

b.

Oscillate slowly

c.

remain as such

d.

fall

Question number: 9

» Magnetic Effects of Current and Magnetism » Para, Dia and Ferro-Magnetic Substances

MCQ▾

Question

The universal property of all substances is

Choices

Choice (4) Response

a.

Diamagnetism

b.

all

c.

Paramagnetic

d.

Ferromagnetism

Question number: 10

» Magnetic Effects of Current and Magnetism » Para, Dia and Ferro-Magnetic Substances

MCQ▾

Question

If the magnetic dipole moment of an atom of diamagnetic material, paramagnetic material and ferromagnetic material denoted by respectively then

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 11

» Magnetic Effects of Current and Magnetism » Para, Dia and Ferro-Magnetic Substances

MCQ▾

Question

If a diamagnetic substance is brought near north or South Pole of a bar magnet, it is

Choices

Choice (4) Response

a.

Repelled by the North Pole and attracted by the South Pole

b.

Repelled by the poles

c.

Attracted by the North Pole and repelled by the South Pole

d.

Attracted by the poles

Question number: 12

» Magnetic Effects of Current and Magnetism » Para, Dia and Ferro-Magnetic Substances

MCQ▾

Question

A superconductor exhibits perfect

Choices

Choice (4) Response

a.

Diamagnetism

b.

Paramagnetic

c.

Ferrimagnetism

d.

Ferromagnetism

Question number: 13

» Magnetic Effects of Current and Magnetism » Para, Dia and Ferro-Magnetic Substances

MCQ▾

Question

Among the following properties describing diamagnetism identify the property that is wrongly stated.

Choices

Choice (4) Response

a.

The magnetic moment of individual electrons neutralize each other

b.

Diamagnetic material does not have permanent magnetic moment

c.

Diamagnetism is explained in terms of electromagnetic induction.

d.

Diamagnetic materials have a small positive susceptibility

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