ECAT Pre Computer Science Chapter 17 MCQ Test With Answer

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 pattern of NaCl particles have a shape which is :

Question # 2

Tick the one which is not a crystalline solid:

Question # 3

Polymers are the chemical combination of carbon with:

Question # 4

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

Question # 5

The charged nucleus of an atom itself spins its magnetic field

Question # 6

The arrangement or molecules or atoms in a crystalline solid can be studied by using:

Question # 7

Tick the one which is not polymer solid:

Question # 8

Lead, copper and wrought iron are examples of

Question # 9

The conduction band in a solid

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

Every crystalline solid has

Question # 12

The valence band of an atom in a solid

Question # 13

The modulus of elasticity can be written as

Question # 14

The transition from solid to liquid is actually from:

Question # 15

The solids are classified as:

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 Lead, copper and wrought iron are examples of
A. brittle substances
B. ductile substances
C. plastic substances
D. elastic substances
2 The ratio of linear stress/linear strain is called as
A. Yong's modulus
B. Bulk modulus
C. Shear modulus
D. Modulus
3 Tick the one which is not polymer solid:
A. Zirconia
B. Polythene
C. Nylon
D. Synthetic rubber
4 The pattern of NaCl particles have a shape which is :
A. Cubic
B. Body centred cubic
C. Simple cubic
D. face centred
5 The materials in which valence electrons are bound very tightly to their atoms and are not free, are known as
A. conductors
B. insulators
C. semi-conductors
D. all of them
6 The bonding between the semi-conductor materials is
A. covalent
B. ionic
C. either of them
D. none of them
7 Recently a complex crystalline structure known as Yetrium Barium Copper Oxide have been reported to become superconductor at
A. 125 K
B. 25 K
C. 263 K
D. 163 K
8 The whole structure obtained by the repetition of unit cells is called:
A. Crystal lattice
B. Amorphous solid
C. Polymeric solid
D. Polysterne
9 The molecules or ions in a crystalline solids are
A. static
B. not static
C. randomly moving
D. all of them
10 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

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