ECAT Pre Computer Science Chapter 17 MCQ Test With Answer

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

Try The 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

The critical temperature of mercury is

Question # 2

The word amorphous means:

Question # 3

In the stress-strain graph, stress is increased linearly with strain until a point is reached, this point is known as

Question # 4

The number of different crystals systems based on the geometrical arrangement of their atoms and the resultant geometrical structure are

Question # 5

Polymeric solids have

Question # 6

The pattern of crystalline solid is:

Question # 7

The amplitude of oscillation of each atom in a metallic crystal rises with the

Question # 8

In a semi-conductor material, the total current is

Question # 9

The smallest three dimensional basic structure is called as:

Question # 10

The units of modulus of elasticity are

Question # 11

The maximum stress that a material can withstand, is known as

Question # 12

The size of the domain is such that they can contain

Question # 13

The solids are classified as:

Question # 14

The force applied on unit area to produce any change in the shape, volume or length of a body is known as

Question # 15

The temperature at which the vibrations become so great that structure of the Crystal breaks up, is called:

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 Any superconductor with critical temperature above 77 K, is referred as
A. low temperature superconductor
B. high temperature superconductor
C. very low temperature superconductor
D. none of them
2 Glass and high carbon steel are the examples of
A. brittle substances
B. ductile substances
C. plastic substances
D. elastic substances
3 In a soft iron, domains are
A. easily oriented along external field and do not return to original random positions
B. easily oriented along external field and readily returns to originally random position
C. do no oriented along external field and also do not returns to originally random position
D. none of them
4 When small number of atoms from some other suitable element is added to the semi-conductor material, then this process is known as
A. impurification
B. adding
C. doping
D. extrinsivity
5 when the deformation produced in the material become permanent, this type of behaviour is called
A. proportionality
B. elasticity
C. plasticity
D. none of them
6 The modulus of elasticity can be written as
A. stress x strain
B. strain/stress
C. 1/2 x stress x strain
D. stress/strain
7 The solids which has structure in-between order and disorder are called
A. amorphous solids
B. polymeric solids
C. crystalline solids
D. all of them
8 Amorphous solids are also called as
A. crystalline solids
B. polymeric solids
C. glassy solids
D. any one of them
9 A structure of polymeric solid is:
A. An ordered structure
B. A disordered structure
C. Intermediate between order and disorder
D. Any of these
10 The neighbours of every molecule in crystalline solids are arranged in
A. an irregular manner
B. a regular manner
C. any manner
D. none of them

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