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Ics Part 2 Physics Chapter 6 Test Online MCQs With Answers

Question # 1

A material which is insulator at 0 K and conduct at room temperature is.

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Silver

Lead

Germanium

Polythene

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Question # 2

Domains are existed in

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Ferromagnetic materials

Paramagnetic materials

Semi conductors

Diamagnetic materials

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Question # 3

Which type of impurity is to be added to a pure semi conductor crystal to provide holes.

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Monovalent

Trivalent

Tetravalent

Pentavalent

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Question # 4

Which of the following does not undergo plastic deformation.

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Copper

Wrought iron

Head

Glass

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Question # 5

The critical temperature of Aluminum is.

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3.72 K

1.18 K

7.2 K

8.2 K

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Question # 6

A solid in which there is not regular arrangement of molecules is called.

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Glassy solid

Amorphous solid

Crystalline solid

Both a and b

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Question # 7

Which one is not a crystalline solid.

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Zinc

Copper

Nylon

None of these

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Question # 8

An ordinary glass gradually softness into a paste like state before it becomes a very viscous liquid which is possible at

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900^oC

600^oC

800^oC

100^oC

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Question # 9

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

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Solid

Liquid

Solid liquid

Gas

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