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 electrons occupying the conduction band are known as

Question # 2

Experiments revealed that the ratio of the stress to the strain is a constant value for

Question # 3

Under the elastic region, the deformation produced in the material, the deformation produced in the material will be

Question # 4

The charged nucleus of an atom itself spins its magnetic field

Question # 5

The solids are classified as:

Question # 6

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

Question # 7

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

Question # 8

The conduction band in a solid

Question # 9

The transition from solid to liquid is actually from:

Question # 10

The molecules or ions in a crystalline solids are

Question # 11

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

Question # 12

Any superconductor with critical temperature above 77 K, is referred as

Question # 13

The size of the domain is such that they can contain

Question # 14

Tick the one which is not polymer solid:

Question # 15

The results of mechanical tests are usually expressed in terms of

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 The greatest stress that a material can endure without losing the proportionality between stress and strain is called
A. plastic line
B. breaking point
C. proportional limit
D. none of them
2 The conduction band in a solid
A. may be empty
B. cannot be empty
C. should be filed
D. all of them
3 When a stress changes the shape, it is called the
A. compressional stress
B. tensile stress
C. shear stress
D. any one of them
4 There is a regular arrangement of molecules in a
A. amorphous solids
B. polymeric solids
C. crystalline solids
D. none of them
5 The pattern of crystalline solid is:
A. One dimesional
B. Two dimensional
C. Three dimensional
D. None of these
6 When relatively simple molecules are chemically combined into massive molecules, the reaction is called:
A. Fission reaction
B. Fusion reaction
C. Polymerization
D. Any of these
7 The force which maintain the strict long-range order between atoms of a crystalline solid is the:
A. Nuclear force
B. Cohesive force
C. Adhesive force
D. Coulomb force
8 The smallest three dimensional basic structure in a crystalline solid is called
A. lattice point
B. crystal lattice
C. cubic crystal
D. unit cell
9 Glass and high carbon steel are the examples of
A. brittle substances
B. ductile substances
C. plastic substances
D. elastic substances
10 The cohesive forces between atoms, molecules or ions in crystalline solids maintain the strict
A. short range order
B. long range order
C. both of them
D. none of them

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