ECAT Pre Engineering Physics Chapter 17 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 17 Physics of Solid

Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 17 Physics of Solid

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Physics ECAT Pre Engineering Chapter 17 Physics of Solid

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Question # 1

Substances which break just after the elastic limit is reached, are known as

Question # 2

The bonding between the semi-conductor materials is

Question # 3

Examples of crystalline solids are:

Question # 4

Glass and high carbon steel are the examples of

Question # 5

There is a regular arrangement of molecules in a

Question # 6

The conduction band in a solid

Question # 7

The size of the domain is such that they can contain

Question # 8

Under the elastic region, the deformation produced in the material, the deformation produced in the material will be

Question # 9

When small number of atoms from some other suitable element is added to the semi-conductor material, then this process is known as

Question # 10

When a stress changes length, it is called the

Question # 11

Zirconia is classified as:

Question # 12

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

Question # 13

The vast majority of solids are in the form of

Question # 14

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

Question # 15

The substances which break just after the elastic limit is reached, are known as

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 Ferromagnetic substances lose their magnetism when heated above a certain temperature, known as
A. critical temperature
B. curie temperature
C. high temperature
D. fixed temperature
2 The electrons occupying the conduction band are known as
A. conduction electrons
B. free electrons
C. both of them
D. none of them
3 Each atom in a metal crystal vibrates about a fixed point with an amplitude that:
A. Decrease the rise in temprature
B. Is not affected by rise in temprature
C. Increase with rise in temprature
D. Both (B) and (C)
4 In a cubic crystal, All solids meet at:
A. 60o
B. 90o
C. 109o
D. 30o
5 Experiments revealed that the ratio of the stress to the strain is a constant value for
A. different material
B. all materials
C. a given material
D. all of them
6 Every crystalline solid has
A. definite melting point
B. different melting points
C. may or may not be definite
D. none of them
7 The crystalline structure of NaCI is
A. rectangular
B. hexagonal
C. tetrahedral
D. cubical
8 In crystalline solids, atoms are held about their equilibrium positions depending upon the strength of:
A. Adhesive force
B. Nuclear forces
C. Inter atomic cohesive force
D. Electromagnetic force
9 In the phenomenon of hysteresis
A. magnetism leads the magnetising current
B. magnetism lags behind the magnetising current
C. meganetism goes along the magnetising current
D. none of them
10 The conduction band in a solid
A. may be empty
B. cannot be empty
C. should be filed
D. all of them

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  • farooq,khan

    farooq,khan

    17 Oct 2018

    when,stress,apply,change,in,length,called,tensil,stress

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