Question # 1

The domain theory of magnet is important to explain the behaviour of

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Diamagnets

Paramagnets

Ferromagnets

All of these

Recentaly a complex crystalline structure known as yttrium barium copper oxide (Yba₂Cu₃O₃) have reported to become super conductor at

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163 K

169 K

200 K

100 K

The ability of a body to return to its original shape is called.

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Strain

Stress

Elasticity

Plasticity

In glass, molecules are irregularly arranged so it is known as.

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Solid

Liquid

Solid liquid

Gas

Donor impurities are

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Germanium, silicon

Indium, galium

Antimony, arsenic

Diamond, carbon

Which of the following does not undergo plastic deformation.

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Copper

Wrought iron

Head

Glass

A pentaralent impurity in Si

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a free electron and a free hole

a free hole

a free electron

No free particle

Out of the following which material is brittle.

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Wrought iron

Copper

Tungsten

High steel carbon

The first superconductor was discovered in:

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1831

1911

1921

1876

Which one is not a ductile material

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Lead

Steel

Copper

Wrought Iron

Glass and high steel carbon are example of.

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Ductile substances

Brittle substances

Soft substances

Hard substances

To get N-Type the Ge is doped with

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Aluminium

Arsenic

Boron

Indium

Coercive force is used to

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Demagnetize the material

Magnetize the material

Extend it

None of these

Very weak magnetic field produced by brain can be detected by

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MRI

CAT scans

Squid

CRO

Conductors have conductivities of order:

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10³(Ωm)-1

10⁷(Ωm)^-1

10⁷Ωm^-1

10^-6Ω

the substances in which the atoms do not form magnetic dipoles are called.

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Diamagnetic

Para magnetic

Ferro magnetic

Crystal

The ratio of applies stress to volumetric strain is called:

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Young modulus

Shear modulus

Bulk modulus

Tensile modulus

There are different crystal systems. The number of these crystal system is.

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3

4

5

7

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Physics FSC Part 2 Chapter 17 Online MCQ's Test MCQs With Answers

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