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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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Total Questions15
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Time Allowed20
ECAT Physics Chapter 17 Physics of Solids
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Question # 1
Each atom in a metal crystal vibrates about a fixed point with an amplitude that:
Question # 2
In the stress-strain graph, stress is increased linearly with strain until a point is reached, this point is known as
Question # 3
Glass is an example of
Question # 4
Examples of polymeric substances are:
Question # 5
Zirconia is classified as:
Question # 6
The bonding between the semi-conductor materials is
Question # 7
Whenever a covalent bond is broken in an intrinsic semi-conductor
Question # 8
When relatively simple molecules are chemically combined into massive molecules, the reaction is called:
Question # 9
The valence band of an atom in a solid
Question # 10
Tick the one which is not a crystalline solid:
Question # 11
In case of the three dimensional deformation, when volume is involved, the ratio of applied stress to volumetric strain is called
Question # 12
On heating, glass gradually softens into a paste like before it becomes a very viscous liquid at almost
Question # 13
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 # 14
Which of the following can become a good temporarily magnet
Question # 15
The first super conductor was discovered in
Top Scorers Of ECAT Physics Chapter 17 Physics of Solids MCQ`s Test
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H HAMZA Shah 21 - Sep - 2021 00 Min 59 Sec 60/60 -
H Heer 04 - Jan - 2024 00 Min 53 Sec 55/60 -
S Sana Hashim 23 - May - 2022 01 Min 23 Sec 55/60 -
U Ummehabiba I_156 11 - Mar - 2023 02 Min 30 Sec 55/60 -
F Farhan Arshad 28 - Nov - 2024 03 Min 03 Sec 55/60 -
A Abdullah Baloch 01 - Aug - 2024 03 Min 14 Sec 55/60 -
H Haram 26 - Jun - 2021 05 Min 07 Sec 55/60 -
U Umer Usman 10 - Mar - 2024 02 Min 17 Sec 50/60 -
M Muhammad Rizwan 16 - Jul - 2022 02 Min 24 Sec 50/60 -
A Alishba Farooq 09 - Mar - 2024 45 Min 56 Sec 50/60 -
Z Zia Ullah Chahal 08 - Mar - 2024 02 Min 28 Sec 45/60 -
M Muhammad noor Ahmed 28 - Feb - 2024 02 Min 41 Sec 45/60 -
A Aleeza 21 - Jun - 2021 02 Min 42 Sec 45/60 -
I Ismail 04 - Aug - 2021 05 Min 15 Sec 45/60 -
S suzi 10 - Feb - 2026 01 Min 48 Sec 44/60
ECAT Physics Chapter 17 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | A unit cell is smallest basic structure which is: |
A. One dimensional
B. Two dimensional
C. Three dimensional
D. Four dimensional
|
| 2 | When a silicon crystal is doped with a pentavalent element, such an extrinsic semi-conductor is called |
A. p-type semi-conductor
B. n-type semi-conductor
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 | 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
|
| 5 | In metallic crystals which of the following thing remains constant |
A. amplitude of oscillations
B. temperature of solid
C. average atomic positions
D. all of them
|
| 6 | The electrons occupying the conduction band are known as |
A. conduction electrons
B. free electrons
C. both of them
D. none of them
|
| 7 | Tick the one which is not a crystalline solid: |
A. Zirconia
B. Glass
C. Copper
D. Ceramic solid
|
| 8 | Amorphous solids: |
A. Have definite melting points
B. Are called glassy solids
C. Have no definite melting point
D. Both (B) and (C)
|
| 9 | The ability of the body to return to its original shape is called |
A. deformation
B. stretching
C. compressing
D. elasticity
|
| 10 | Electrons of an isolated atom are bound to the nucleus, and |
A. can only have distinct energy level
B. can only have same energy level
C. may or may not have distinct energy levels
D. none of these
|
Test Questions