Question # 1

The curie temp for iron is about

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800^oC

740^oC

750^oC

650^oC

Young's modulus for water's is

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Zero

1

2

3

The critical temperature of mercury is.

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1.18 K

4.2 K

3.72 K

7.2 K

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

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Strain

Stress

Elasticity

Plasticity

Which of the following does not undergo plastic deformation.

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Copper

Wrought iron

Head

Glass

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

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Diamagnets

Paramagnets

Ferromagnets

All of these

Which one of the following is polymeric solids

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Glass

Nylon

Copper

Zinc

Soft magnetic material is

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Sodium

Steel

Iron

Copper

A wire stretched to double of its length, its strain is:

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2

1

0

0.5

The conductors having the conductivity of the order of

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Domains are existed in

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Ferromagnetic materials

Paramagnetic materials

Semi conductors

Diamagnetic materials

The most suitable metal for making permanent magnet is.

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Iron

Aluminium

Steel

Copper

At 0 K a piece of silicon is a

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Conductor

Semi-conductor

Insulator

All

If both the length and radius of the rod are doubled, then the modulus of elasticity will:

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Increase

Decrease

Remains the same

Doubled

Conductors have conductivities of order:

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10³(Ωm)-1

10⁷(Ωm)^-1

10⁷Ωm^-1

10^-6Ω

The ratio of applies stress to volumetric strain is called:

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Young modulus

Shear modulus

Bulk modulus

Tensile modulus

Minority carriers in P-Types , substances are.

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Electrons

Protons

Holes

Neutrons

The dimension of stress is

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[MLT^-1]

[ML^-1T]

[ML^-1T^-1]

[ML^-1T^-2]

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

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