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

There are some whose resistivity becomes zero below a certain temperature, called

Question # 2

The vast majority of solids are in the form of

Question # 3

The crystalline structure of NaCI is

Question # 4

When a stress changes length, it is called the

Question # 5

The molecules or ions in a crystalline solids are

Question # 6

The ratio of shearing stress/shearing strain is called as

Question # 7

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

Question # 8

Within each domain, the magnetic field of all the spinning electrons are

Question # 9

The neighbours of every molecule in crystalline solids are arranged in

Question # 10

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 # 11

Zirconia is classified as:

Question # 12

when the deformation produced in the material become permanent, this type of behaviour is called

Question # 13

The critical temperature of mercury is

Question # 14

The pattern of NaCl particles have a shape which is :

Question # 15

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

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 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
2 When a silicon crystal is doped with a pentavalent element, then the atom of the pentavalent element is known as
A. acceptor
B. donor
C. either of them
D. none of them
3 Amorphous solids are also more like
A. crystalline solids
B. gases
C. liquids
D. any one of them
4 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
5 In case of the three dimensional deformation, when volume is involved, the ratio of applied stress to volumetric strain is called
A. Young's modulus
B. Bulk modulus
C. Shear modulus
D. all of them
6 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
7 The vast majority of solids are in the form of
A. amorphous structure
B. polymeric structure
C. crystalline structure
D. all of them
8 Which of the following can become a good permanent magnet
A. iron
B. steel
C. both of them
D. none of them
9 Experiments revealed that the ratio of the stress to the strain is a constant value for
A. different material
B. all materials
C. a given material
D. all of them
10 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

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