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 modulus of elasticity can be written as

Question # 2

The temperature at which the vibrations become so great that structure of the Crystal breaks up, is called:

Question # 3

The conduction band in a solid

Question # 4

Each atom in metal crystal:

Question # 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

Question # 6

The word amorphous means:

Question # 7

The first super conductor was discovered in

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

Zirconia is classified as:

Question # 12

The units of modulus of elasticity are

Question # 13

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

Question # 14

Glass is an example of

Question # 15

In a semi-conductor material, current flows due to

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 The electrons occupying the conduction band are known as
A. conduction electrons
B. free electrons
C. both of them
D. none of them
2 The smallest three dimensional basic structure is called as:
A. An atom
B. Unit cell
C. Crystal lattice
D. Polymer
3 Glass is an example of
A. crystalline solid
B. amorphous solid
C. polymeric solid
D. none of them
4 The doped semi-conductor materials are known as
A. intrinsic semi-conductor
B. extrinsic semi-conductor
C. either of them
D. none of them
5 The results of mechanical tests are usually expressed in terms of
A. stress
B. strain
C. stress and strain
D. neither strees nor strain
6 The crystalline structure of NaCI is
A. rectangular
B. hexagonal
C. tetrahedral
D. cubical
7 Synthetic materials fall into the category of
A. crystalline solids
B. amorphous
C. polymeric solids
D. all of them
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 domains are of macroscopic size of the order of
A. centimeters
B. meters
C. millimeters
D. nanomneters
10 The transition from solid state to liquid state is:
A. Abrupt
B. Slow
C. Continous
D. Discontinous

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