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

Lead, copper and wrought iron are examples of

Question # 2

Each atom in a metal crystal vibrates about a fixed point with an amplitude that:

Question # 3

Arsenic, antimony and phosphorus are the elements from

Question # 4

The valence band of an atom in a solid

Question # 5

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

Question # 6

The pattern of crystalline solid is:

Question # 7

The critical temperature of aluminium is

Question # 8

The pattern of NaCl particles have a shape which is :

Question # 9

In the phenomenon of hysteresis

Question # 10

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

Question # 11

The number of different crystals systems based on the geometrical arrangement of their atoms and the resultant geometrical structure are

Question # 12

The transition from solid state to liquid state is:

Question # 13

Glass and high carbon steel are the examples of

Question # 14

The critical temperature of tin is

Question # 15

Whenever a covalent bond is broken in an intrinsic semi-conductor

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 The solids which has structure in-between order and disorder are called
A. amorphous solids
B. polymeric solids
C. crystalline solids
D. all of them
2 The valence band of an atom in a solid
A. is always empty
B. may or may not be empty
C. can never be empty
D. none of them
3 The solids are classified as:
A. Metals
B. Crystalline
C. Amorphous
D. Polymeric
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 the phenomenon of hysteresis
A. magnetism leads the magnetising current
B. magnetism lags behind the magnetising current
C. meganetism goes along the magnetising current
D. none of them
6 There is a regular arrangement of molecules in a
A. amorphous solids
B. polymeric solids
C. crystalline solids
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 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
9 The ratio of shearing stress/shearing strain is called as
A. Modulus
B. Pascal modulus
C. Hooker's modulus
D. Shear modulus
10 On heating, glass gradually softens into a paste like before it becomes a very viscous liquid at almost
A. 600°C
B. 7600°C
C. 800°C
D. 900°C

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