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

Which of the following can become a good permanent magnet

Question # 2

The materials in which valence electrons are bound very tightly to their atoms and are not free, are known as

Question # 3

There is a regular arrangement of molecules in a

Question # 4

Crystalline solids are in the form of:

Question # 5

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

Question # 6

The curie temperature of iron is about

Question # 7

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

Question # 8

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

Question # 9

The transition from solid to liquid is actually from:

Question # 10

Polymeric solids have

Question # 11

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

Question # 12

The greatest stress that a material can endure without losing the proportionality between stress and strain is called

Question # 13

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

Question # 14

In the doping process, the ratio of the doping atoms to the semi conductor atom is

Question # 15

In the phenomenon of hysteresis

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 The bonding between the semi-conductor materials is
A. covalent
B. ionic
C. either of them
D. none of them
2 Crystalline solids are in the form of:
A. Metals
B. Ionic Compounds
C. Ceramics
D. Both (A) and (B)
3 In a semi-conductor material, the total current is
A. only the +ve current
B. only the electronic current
C. sum of +ve and electronic current
D. all of them
4 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
5 In a cubic crystal, All solids meet at:
A. 60o
B. 90o
C. 109o
D. 30o
6 The force applied on unit area to produce any change in the shape, volume or length of a body is known as
A. strain
B. elasticity
C. stretching
D. stress
7 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
8 The substances which break just after the elastic limit is reached, are known as
A. brittle substances
B. ductile substances
C. plastic substances
D. elastic substances
9 The smallest three dimensional basic structure is called as:
A. An atom
B. Unit cell
C. Crystal lattice
D. Polymer
10 Polymers are the chemical combination of carbon with:
A. Nitrogen
B. Oxygen
C. Hydrogen
D. All of these

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