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 maximum stress that a material can withstand, is known as

Question # 2

The SI unit of strain is

Question # 3

Polymers are the chemical combination of carbon with:

Question # 4

Recent studies of ferromagnetism have shown that there exists in ferromagnetic substances small regions called

Question # 5

Which of the following can become a good permanent magnet

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

The units of modulus of elasticity are

Question # 10

The electrons in the outermost shell of an atom are called

Question # 11

The first super conductor was discovered in

Question # 12

The cohesive forces between atoms, molecules or ions in crystalline solids maintain the strict

Question # 13

The transition from solid state to liquid state is:

Question # 14

In a soft iron, domains are

Question # 15

A unit cell is smallest basic structure which is:

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 The results of mechanical tests are usually expressed in terms of
A. stress
B. strain
C. stress and strain
D. neither strees nor strain
2 Semi-conductor elements have atoms with
A. 2 valence electrons
B. 3 valence electrons
C. 4 valence electrons
D. 5 valence electrons
3 Amorphous solids are also called as
A. crystalline solids
B. polymeric solids
C. glassy solids
D. any one of them
4 In a semi-conductor material, current flows due to
A. positive charge
B. negative charge
C. both of them
D. none of them
5 The substance in which atoms are so oriented that the field produced by spin and orbital motion of the electrons might add up to zero,are called
A. diamagnetic substances
B. ferromagnetic substances
C. paramagnetic substances
D. all of them
6 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
7 Zirconia is classified as:
A. Ceramic solid
B. Ionic compound
C. Metal
D. Either (A) or (B)
8 In a cubic crystal, All solids meet at:
A. 60o
B. 90o
C. 109o
D. 30o
9 An ordinary glass gradually softens into a 'paste -like' state before it becomes a very viscous liquid. It happens almost at:
A. 800oC
B. 500oC
C. 300oC
D. 100oC
10 Glass is an example of
A. crystalline solid
B. amorphous solid
C. polymeric solid
D. none of them

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