ECAT Pre Computer Science Chapter 17 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 17 Physics of Solids

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ECAT Physics Chapter 17 Physics of Solids

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Question # 1

Every crystalline solid has

Question # 2

The domains are of macroscopic size of the order of

Question # 3

A structure of polymeric solid is:

Question # 4

In the phenomenon of hysteresis

Question # 5

When a stress changes length, it is called the

Question # 6

The transition from solid state to liquid state is:

Question # 7

In crystalline solids, atoms are held about their equilibrium positions depending upon the strength of:

Question # 8

Above the curie temperature, iron becomes

Question # 9

Tick the one which is not a crystalline solid:

Question # 10

The ratio of shearing stress/shearing strain is called as

Question # 11

The solids which has structure in-between order and disorder are called

Question # 12

The pattern of crystalline solid is:

Question # 13

The critical temperature of tin is

Question # 14

The results of mechanical tests are usually expressed in terms of

Question # 15

There are some whose resistivity becomes zero below a certain temperature, called

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 When a stress changes length, it is called the
A. compressional stress
B. tensile stress
C. shear stress
D. any one of them
2 The SI unit of stress is
A. N/m2
B. Nmc
C. dynes/m
D. N
3 Tick the one which is not a crystalline solid:
A. Zirconia
B. Glass
C. Copper
D. Ceramic solid
4 The substances in which, atom are so oriented that their fields support each other and the atoms behave like tiny magnets, are called
A. diamagnetic substances
B. ferromagnetic substances
C. paramagnetic substances
D. all of them
5 Examples of crystalline solids are:
A. Cooper
B. NaCl
C. Zirconia
D. Both (A) and (B)
6 If the stress increased beyond the elastic limit of the material. the deformation produced in the material will be
A. permanent
B. temporary
C. either of them
D. none of them
7 The conduction band in a solid
A. may be empty
B. cannot be empty
C. should be filed
D. all of them
8 The word amorphous means:
A. Without any structure
B. With definite structure
C. Regular arrangement of molecules
D. Both (B) and (C)
9 Zirconia is classified as:
A. Ceramic solid
B. Ionic compound
C. Metal
D. Either (A) or (B)
10 The ability of the body to return to its original shape is called
A. deformation
B. stretching
C. compressing
D. elasticity

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