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 molecules or ions in a crystalline solids are

Question # 2

A structure of polymeric solid is:

Question # 3

The transition from solid state to liquid state is:

Question # 4

The solids which has structure in-between order and disorder are called

Question # 5

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

Question # 6

When a stress changes the shape, it is called the

Question # 7

The bands below the valence band are

Question # 8

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

Question # 9

Ferromagnetic substances lose their magnetism when heated above a certain temperature, known as

Question # 10

The critical temperature of tin is

Question # 11

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 # 12

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

Question # 13

The size of the domain is such that they can contain

Question # 14

In a semi-conductor material, current flows due to

Question # 15

The bonding between the semi-conductor materials is

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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 The substance in which atoms cooperate with each other in such a way so as to exhibit a strong magnetic effect, are called
A. diamagnetic substances
B. ferromagnetic substances
C. paramagnetic substances
D. all of them
3 The first super conductor was discovered in
A. 1811
B. 1890
C. 1901
D. 1911
4 Synthetic materials fall into the category of
A. crystalline solids
B. amorphous
C. polymeric solids
D. all of them
5 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
6 The solids are classified as:
A. Metals
B. Crystalline
C. Amorphous
D. Polymeric
7 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
8 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
9 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
A. energy bands
B. energy shells
C. states
D. all of them
10 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

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