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 pattern of NaCl particles have a shape which is :

Question # 2

Arsenic, antimony and phosphorus are the elements from

Question # 3

The smallest three dimensional basic structure is called as:

Question # 4

Tick the one which is not polymer solid:

Question # 5

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

Question # 6

When a large number of atoms are brought close to one another to form a solid, each energy level of an isolated atom splits into sub-levels, called

Question # 7

The SI unit of strain is

Question # 8

The ability of the body to return to its original shape is called

Question # 9

The pattern of crystalline solid is:

Question # 10

The vast majority of solids are in the form of

Question # 11

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

Question # 12

The electrons in the outermost shell of an atom are called

Question # 13

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

Question # 14

The force applied on unit area to produce any change in the shape, volume or length of a body is known as

Question # 15

Whenever a covalent bond is broken in an intrinsic semi-conductor

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 The bands below the valence band are
A. completely filled and play active part in conduction process
B. completely filled and plays no part in conduction process
C. completely filled and play active part in conduction process
D. not completely filled and play no part in conduction process
2 Substances which break just after the elastic limit is reached, are known as
A. brittle substances
B. ductile substances
C. plastic substances
D. elastic substances
3 Polymeric solids have
A. low specific gravity
B. high specific gravity
C. either of them
D. none of them
4 The word amorphous means:
A. Without any structure
B. With definite structure
C. Regular arrangement of molecules
D. Both (B) and (C)
5 Within each domain, the magnetic field of all the spinning electrons are
A. parallel
B. antiparallel
C. perpendicular
D. all of them
6 Electrons of an isolated atom are bound to the nucleus, and
A. can only have distinct energy level
B. can only have same energy level
C. may or may not have distinct energy levels
D. none of these
7 The pattern of crystalline solid is:
A. One dimesional
B. Two dimensional
C. Three dimensional
D. None of these
8 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
9 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
10 The results of mechanical tests are usually expressed in terms of
A. stress
B. strain
C. stress and strain
D. neither strees nor strain

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