ECAT Pre Computer Science Chapter 17 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 17 Physics of Solids

Try The MCQ's Test For ECAT Physics Chapter 17 Physics of Solids

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ECAT Physics Chapter 17 Physics of Solids

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Question # 1

The number of different crystals systems based on the geometrical arrangement of their atoms and the resultant geometrical structure are

Question # 2

Every crystalline solid has

Question # 3

The transition from solid state to liquid state is:

Question # 4

Each atom in metal crystal:

Question # 5

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

Question # 6

Lead, copper and wrought iron are examples of

Question # 7

The vast majority of solids are in the form of

Question # 8

The doped semi-conductor materials are known as

Question # 9

The smallest three dimensional basic structure is called as:

Question # 10

The bonding between the semi-conductor materials is

Question # 11

Electrons of an isolated atom are bound to the nucleus, and

Question # 12

A structure of polymeric solid is:

Question # 13

Synthetic materials fall into the category of

Question # 14

The units of modulus of elasticity are

Question # 15

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

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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 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
3 The pattern of crystalline solid is:
A. One dimesional
B. Two dimensional
C. Three dimensional
D. None of these
4 The magnetism produced by electrons within an atom can arise from
A. electrons orbiting the nucleus
B. electrons posses a spin
C. both motions
D. none of these motions
5 The smallest three dimensional basic structure in a crystalline solid is called
A. lattice point
B. crystal lattice
C. cubic crystal
D. unit cell
6 The SI unit of stress is
A. N/m2
B. Nmc
C. dynes/m
D. N
7 An atom in which there is a resultant magnetic field, behaves like a tiny magnet and is called as
A. magnetic
B. magnetic dipole
C. magnetic monopole
D. none of them
8 Which of the following can become a good temporarily magnet
A. iron
B. steel
C. both of them
D. none of them
9 In a cubic crystal, All solids meet at:
A. 60o
B. 90o
C. 109o
D. 30o
10 The amplitude of oscillation of each atom in a metallic crystal rises with the
A. rise in temperature
B. decrease in temperature
C. even temperature remains constant
D. all of them

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