Question # 1

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

The material whose resistivity becomes zero below a certain temperature

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Conductors

Semi conductors

Super conductors

Insulators

Which of the following has bulk modulus?

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Water

Gas

Honey

All

Young's modulus for water's is

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Zero

1

2

3

Coercive force is used to

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Demagnetize the material

Magnetize the material

Extend it

None of these

Substance which break just after the elastic limit is reached are called as.

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Ductile substances

Hard substances

Britto substances

Soft substances

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

Which one is pentavalent impurity

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Boron

Gallium

Antimony

Indium

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

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