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

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

Question # 2

In case of the three dimensional deformation, when volume is involved, the ratio of applied stress to volumetric strain is called

Question # 3

The SI unit of stress is

Question # 4

If the stress increased beyond the elastic limit of the material. the deformation produced in the material will be

Question # 5

An ordinary glass gradually softens into a 'paste -like' state before it becomes a very viscous liquid. It happens almost at:

Question # 6

Polymers are the chemical combination of carbon with:

Question # 7

In the phenomenon of hysteresis

Question # 8

The size of the domain is such that they can contain

Question # 9

Each atom in metal crystal:

Question # 10

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

Question # 11

Experiments revealed that the ratio of the stress to the strain is a constant value for

Question # 12

The whole structure obtained by the repetition of unit cells is called:

Question # 13

In metallic crystals which of the following thing remains constant

Question # 14

The critical temperature of tin is

Question # 15

The transition from solid state to liquid state is:

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 Above the curie temperature, iron becomes
A. ferromagnetic
B. paramagnetic
C. diamagnetic
D. any one of them
2 The electrons in the outermost shell of an atom are called
A. core electrons
B. valence electrons
C. high energy electrons
D. none of them
3 Lead, copper and wrought iron are examples of
A. brittle substances
B. ductile substances
C. plastic substances
D. elastic substances
4 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
5 Recently a complex crystalline structure known as Yetrium Barium Copper Oxide have been reported to become superconductor at
A. 125 K
B. 25 K
C. 263 K
D. 163 K
6 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
7 In metallic crystals which of the following thing remains constant
A. amplitude of oscillations
B. temperature of solid
C. average atomic positions
D. all of them
8 The amplitude of oscillation of each atom in a metallic crystal rises with the
A. rise in temperature
B. decrease in temperature
C. even temperature remains constant
D. all of them
9 Under the elastic region, the deformation produced in the material, the deformation produced in the material will be
A. permanent
B. temporary
C. either of them
D. none of them
10 Semi-conductor elements have atoms with
A. 2 valence electrons
B. 3 valence electrons
C. 4 valence electrons
D. 5 valence electrons

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