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

An atom in which there is a resultant magnetic field, behaves like a tiny magnet and is called as

Question # 2

The arrangement or molecules or atoms in a crystalline solid can be studied by using:

Question # 3

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

Question # 4

The doped semi-conductor materials are known as

Question # 5

The conduction band in a solid

Question # 6

Polymers are the chemical combination of carbon with:

Question # 7

Which of the following can become a good temporarily magnet

Question # 8

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

Question # 9

Amorphous solids:

Question # 10

The substances which break just after the elastic limit is reached, are known as

Question # 11

Examples of crystalline solids are:

Question # 12

The critical temperature of mercury is

Question # 13

In a semi-conductor material, the total current is

Question # 14

The pattern of NaCl particles have a shape which is :

Question # 15

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

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 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
2 The solids are classified as:
A. Metals
B. Crystalline
C. Amorphous
D. Polymeric
3 The transition from solid state to liquid state is:
A. Abrupt
B. Slow
C. Continous
D. Discontinous
4 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
5 When a stress changes the shape, it is called the
A. compressional stress
B. tensile stress
C. shear stress
D. any one of them
6 The ratio of shearing stress/shearing strain is called as
A. Modulus
B. Pascal modulus
C. Hooker's modulus
D. Shear modulus
7 Each atom in metal crystal:
A. Remains fixed
B. Vibrates about a fixed point
C. Moves randomly
D. Rotates about center of a crystal
8 Examples of crystalline solids are:
A. Cooper
B. NaCl
C. Zirconia
D. Both (A) and (B)
9 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
10 The neighbours of every molecule in crystalline solids are arranged in
A. an irregular manner
B. a regular manner
C. any manner
D. none of them

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