2nd Year Physics Chapter 17 Online MCQ Test for 12th Class Physics Chapter 17 (Physics of Solids)

ICS Part 2 Physics
Chapter 17 Test

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Physics ICS Part 2 Chapter 17 Online MCQ's Test

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Question # 1

The curie temp for iron is about

Question # 2

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

Question # 3

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

Question # 4

A pentaralent impurity in Si

Question # 5

Which one is not a crystalline solid.

Question # 6

The crystalline structure of NaCl is.

Question # 7

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

Question # 8

The word amorphous means:

Question # 9

A cable breaks if stretched by more than 2mm. It is cut into two equal parts. How much either part can be stretched without breaking?

Question # 10

The solid with definite M.L are called:

Question # 11

The most suitable metal for making permanent magnet is.

Question # 12

Yield stress is another name of

Question # 13

The SI unit of stress is same as that of.

Question # 14

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

Question # 15

Which one of the following is crystalline solid.

Question # 16

Which of the following does not undergo plastic deformation.

Question # 17

The dimension of stress is

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ICS Part 2 Physics Chapter 17 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 In extrinsic semiconductors doping is of the order of.
A. 1 atom to 104
B. 1 atom to 106
C. 1 atom to 108
D. 1 atom to 103
2 The dimension of stress is
A. [MLT-1]
B. [ML-1T]
C. [ML-1T-1]
D. [ML-1T-2]
3 Curie temperature is
A. Differen for chromium oxide and cobalt
B. Same for chromium oxide and cobalt
C. Same for iron and cobalt
D. None of these
4 Conductors have conductivities of order:
A. 103(Ωm)-1
B. 107(Ωm)-1
C. 107Ωm-1
D. 10-6Ω
5 A solid having regular arrangement of molecules throughout its structure is called.
A. Amorphous solid
B. Polymeric solid
C. Crystalline solid
D. Glassy solid
6 Natural rubber is an example of:
A. Crystalline solids
B. Amorphous solids
C. Polymeric solids
D. None of above
7 Shear modulus is expressed as:
A. G = tanθ/F/A
B. F/A/tanθ
C. F/tanθ
D. tanθ/A
8 substance which undergo plastic deformation until they break are known as.
A. Brittle substances
B. Ductile substance
C. Non magnetic substance
D. Magnetic substance
9 The conductors having the conductivity of the order of
10 The most suitable metal for making permanent magnet is.
A. Iron
B. Aluminium
C. Steel
D. Copper

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