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

A structure of polymeric solid is:

Question # 2

Zirconia is classified as:

Question # 3

Crystalline solids are in the form of:

Question # 4

The critical temperature of aluminium is

Question # 5

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

Question # 6

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

Question # 7

The substance in which atoms cooperate with each other in such a way so as to exhibit a strong magnetic effect, are called

Question # 8

The vast majority of solids are in the form of

Question # 9

Within each domain, the magnetic field of all the spinning electrons are

Question # 10

Tick the one which is not a crystalline solid:

Question # 11

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

Question # 12

The smallest three dimensional basic structure in a crystalline solid is called

Question # 13

Each atom in a metal crystal vibrates about a fixed point with an amplitude that:

Question # 14

Every crystalline solid has

Question # 15

A semi-conductor in its extremely pure form is known as

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 In the stress-strain graph, stress is increased linearly with strain until a point is reached, this point is known as
A. plastic limit
B. plastic deformation
C. proportional limit
D. elastic behaviour
2 The band above the valence band is called
A. high energy band
B. conduction band
C. empty band
D. none of them
3 The number of different crystals systems based on the geometrical arrangement of their atoms and the resultant geometrical structure are
A. 5
B. 7
C. 9
D. 14
4 The magnetism produced by electrons within an atom can arise from
A. electrons orbiting the nucleus
B. electrons posses a spin
C. both motions
D. none of these motions
5 The bands below the valence band are
A. completely filled and play active part in conduction process
B. completely filled and plays no part in conduction process
C. completely filled and play active part in conduction process
D. not completely filled and play no part in conduction process
6 On heating, glass gradually softens into a paste like before it becomes a very viscous liquid at almost
A. 600°C
B. 7600°C
C. 800°C
D. 900°C
7 The materials in which there are plenty of free electrons for electrical conduction are known as
A. conductors
B. insulators
C. semi-conductors
D. all of them
8 There are some whose resistivity becomes zero below a certain temperature, called
A. absolute zero
B. 0°C
C. critical temperature
D. lower fixed point
9 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
10 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

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