Question # 1

A solid having regular arrangement of molecules throughout its structure is called.

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Amorphous solid

Polymeric solid

Crystalline solid

Glassy solid

In 'N' type material, the minority charge carriers are.

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Free electrons

Holes

Protons

Mesons

Which one pair belongs to acceptor impurity.

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Aresincl, phosphorus

Boron, gallium

Arsenic, antimony

Antimony, indium

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

Those materials whose resistivity becomes zero at certain temperature is called:

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Semiconductor

Super conductor

Conductor

Insulator

Recently superconductor discovered is at temperature.

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110K

143K

16.3K

119K

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

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Diamagnets

Paramagnets

Ferromagnets

All of these

The dimension of stress is

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[MLT^-1]

[ML^-1T]

[ML^-1T^-1]

[ML^-1T^-2]

At 0 K a piece of silicon is a

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Conductor

Semi-conductor

Insulator

All

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

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