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

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

Question # 2

The domains are of macroscopic size of the order of

Question # 3

The word amorphous means:

Question # 4

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

Question # 5

When the shear stress and shear stain are involved, then their ratio is called

Question # 6

When a stress changes the shape, it is called the

Question # 7

Polymeric solids have

Question # 8

The electrons in the outermost shell of an atom are called

Question # 9

When relatively simple molecules are chemically combined into massive molecules, the reaction is called:

Question # 10

The measure of the deformation in a solid when stress is applied to its is called

Question # 11

The neighbours of every molecule in crystalline solids are arranged in

Question # 12

Which of the following theory completely explain the three types of materials

Question # 13

The materials in which there are plenty of free electrons for electrical conduction are known as

Question # 14

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

Question # 15

Glass is an example of

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 The pattern of NaCl particles have a shape which is :
A. Cubic
B. Body centred cubic
C. Simple cubic
D. face centred
2 The transition from solid to liquid is actually from:
A. Order to disorder
B. Disorder to order
C. Order to order
D. Disorder to disorder
3 The molecules or ions in a crystalline solids are
A. static
B. not static
C. randomly moving
D. all of them
4 When the shear stress and shear stain are involved, then their ratio is called
A. Young's modulus
B. Bulk modulus
C. Shear modulus
D. all of them
5 Whenever a covalent bond is broken in an intrinsic semi-conductor
A. hole is created
B. an electron is created
C. an electron-hole pair is generated
D. all of them
6 The valence band of an atom in a solid
A. is always empty
B. may or may not be empty
C. can never be empty
D. none of them
7 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
8 When a stress changes length, it is called the
A. compressional stress
B. tensile stress
C. shear stress
D. any one of them
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 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

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  • farooq,khan

    farooq,khan

    17 Oct 2018

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

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