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

Examples of polymeric substances are:

Question # 2

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

Question # 3

Amorphous solids are also called as

Question # 4

The conduction band in a solid

Question # 5

The smallest three dimensional basic structure is called as:

Question # 6

Glass and high carbon steel are the examples of

Question # 7

When small number of atoms from some other suitable element is added to the semi-conductor material, then this process is known as

Question # 8

The transition from solid to liquid is actually from:

Question # 9

Recently a complex crystalline structure known as Yetrium Barium Copper Oxide have been reported to become superconductor at

Question # 10

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

Question # 11

Polymeric solids have

Question # 12

The domains are of macroscopic size of the order of

Question # 13

The materials in which valence electrons are bound very tightly to their atoms and are not free, are known as

Question # 14

Each atom in metal crystal:

Question # 15

The solids are classified as:

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 Synthetic materials fall into the category of
A. crystalline solids
B. amorphous
C. polymeric solids
D. all of them
2 When a stress changes length, it is called the
A. compressional stress
B. tensile stress
C. shear stress
D. any one of them
3 If the stress increased beyond the elastic limit of the material. the deformation produced in the material will be
A. permanent
B. temporary
C. either of them
D. none of them
4 A structure of polymeric solid is:
A. An ordered structure
B. A disordered structure
C. Intermediate between order and disorder
D. Any of these
5 Under the elastic region, the deformation produced in the material, the deformation produced in the material will be
A. permanent
B. temporary
C. either of them
D. none of them
6 A unit cell is smallest basic structure which is:
A. One dimensional
B. Two dimensional
C. Three dimensional
D. Four dimensional
7 When small number of atoms from some other suitable element is added to the semi-conductor material, then this process is known as
A. impurification
B. adding
C. doping
D. extrinsivity
8 There is a regular arrangement of molecules in a
A. amorphous solids
B. polymeric solids
C. crystalline solids
D. none of them
9 The critical temperature of mercury is
A. 1.18 K
B. 4.2 K
C. 3.72 K
D. 7.2 K
10 In the stress-strain graph, stress is increased linearly with strain until a point is reached, this point is known as
A. plastic limit
B. plastic deformation
C. proportional limit
D. elastic behaviour

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