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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
00:00
Question # 1
When a stress changes length, it is called the
Question # 2
The substances in which, atom are so oriented that their fields support each other and the atoms behave like tiny magnets, are called
Question # 3
Above the curie temperature, iron becomes
Question # 4
The curie temperature of iron is about
Question # 5
Semi-conductor elements have atoms with
Question # 6
The size of the domain is such that they can contain
Question # 7
Examples of polymeric substances are:
Question # 8
Glass is an example of
Question # 9
The first super conductor was discovered in
Question # 10
The results of mechanical tests are usually expressed in terms of
Question # 11
The ratio of linear stress/linear strain is called as
Question # 12
Recent studies of ferromagnetism have shown that there exists in ferromagnetic substances small regions called
Question # 13
In a cubic crystal, All solids meet at:
Question # 14
The materials in which there are plenty of free electrons for electrical conduction are known as
Question # 15
In a soft iron, domains are
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 -
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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 | In crystalline solids, atoms are held about their equilibrium positions depending upon the strength of: |
A. Adhesive force
B. Nuclear forces
C. Inter atomic cohesive force
D. Electromagnetic force
|
| 2 | The smallest three dimensional basic structure in a crystalline solid is called |
A. lattice point
B. crystal lattice
C. cubic crystal
D. unit cell
|
| 3 | The doped semi-conductor materials are known as |
A. intrinsic semi-conductor
B. extrinsic semi-conductor
C. either of them
D. none of them
|
| 4 | The maximum stress that a material can withstand, is known as |
A. plastic point
B. elastic limit
C. yield point
D. ultimate tensile strength
|
| 5 | The temperature at which the vibrations become so great that structure of the Crystal breaks up, is called: |
A. Critical temparature
B. Temperature of vaporization
C. Melting point
D. Both (A) and (C)
|
| 6 | There is a regular arrangement of molecules in a |
A. amorphous solids
B. polymeric solids
C. crystalline solids
D. none of them
|
| 7 | 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
|
| 8 | 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
|
| 9 | 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
|
| 10 | When a stress changes the shape, it is called the |
A. compressional stress
B. tensile stress
C. shear stress
D. any one of them
|
Test Questions