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

The results of mechanical tests are usually expressed in terms of

Question # 2

The amplitude of oscillation of each atom in a metallic crystal rises with the

Question # 3

The pattern of NaCl particles have a shape which is :

Question # 4

The ratio of shearing stress/shearing strain is called as

Question # 5

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

Question # 6

The magnetism produced by electrons within an atom can arise from

Question # 7

In a soft iron, domains are

Question # 8

The size of the domain is such that they can contain

Question # 9

The force which maintain the strict long-range order between atoms of a crystalline solid is the:

Question # 10

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

Question # 11

Tick the one which is not a crystalline solid:

Question # 12

The neighbours of every molecule in crystalline solids are arranged in

Question # 13

Crystalline solids are in the form of:

Question # 14

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

Question # 15

Polymers are the chemical combination of carbon with:

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 When a stress changes the shape, it is called the
A. compressional stress
B. tensile stress
C. shear stress
D. any one of them
2 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
3 Examples of crystalline solids are:
A. Cooper
B. NaCl
C. Zirconia
D. Both (A) and (B)
4 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
5 In a soft iron, domains are
A. easily oriented along external field and do not return to original random positions
B. easily oriented along external field and readily returns to originally random position
C. do no oriented along external field and also do not returns to originally random position
D. none of them
6 The solids are classified as:
A. Metals
B. Crystalline
C. Amorphous
D. Polymeric
7 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
8 Which of the following theory completely explain the three types of materials
A. Bohr model of electron distribution
B. Rutherford atomic model
C. Pauli's exclusion principle
D. energy band theory
9 Which of the following can become a good permanent magnet
A. iron
B. steel
C. both of them
D. none of them
10 The modulus of elasticity can be written as
A. stress x strain
B. strain/stress
C. 1/2 x stress x strain
D. stress/strain

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  • farooq,khan

    farooq,khan

    17 Oct 2018

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

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