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 bonding between the semi-conductor materials is

Question # 2

When small number of atoms from some other suitable element is added to the semi-conductor material, then this process is known as

Question # 3

Tick the one which is not polymer solid:

Question # 4

The charged nucleus of an atom itself spins its magnetic field

Question # 5

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

Question # 6

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

Question # 7

The maximum stress that a material can withstand, is known as

Question # 8

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

Question # 9

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 # 10

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

Question # 11

In the doping process, the ratio of the doping atoms to the semi conductor atom is

Question # 12

Semi-conductor elements have atoms with

Question # 13

Electrons of an isolated atom are bound to the nucleus, and

Question # 14

The doped semi-conductor materials are known as

Question # 15

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

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ECAT Physics Chapter 17 Important MCQ's

Sr.# Question Answer
1 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
2 Amorphous solids are also called as
A. crystalline solids
B. polymeric solids
C. glassy solids
D. any one of them
3 Examples of polymeric substances are:
A. Plastic
B. Synthetic rubbers
C. Zirconia
D. All of these
4 When the shear stress and shear stain are involved, then their ratio is called
A. Young's modulus
B. Bulk modulus
C. Shear modulus
D. all of them
5 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
6 Tick the one which is not a crystalline solid:
A. Zirconia
B. Glass
C. Copper
D. Ceramic solid
7 Glass is an example of
A. crystalline solid
B. amorphous solid
C. polymeric solid
D. none of them
8 Crystalline solids are in the form of:
A. Metals
B. Ionic Compounds
C. Ceramics
D. Both (A) and (B)
9 The crystalline structure of NaCI is
A. rectangular
B. hexagonal
C. tetrahedral
D. cubical
10 Glass and high carbon steel are the examples of
A. brittle substances
B. ductile substances
C. plastic substances
D. elastic substances

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