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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
The number of different crystals systems based on the geometrical arrangement of their atoms and the resultant geometrical structure are
Question # 2
The curie temperature of iron is about
Question # 3
The neighbours of every molecule in crystalline solids are arranged in
Question # 4
Ferromagnetic substances lose their magnetism when heated above a certain temperature, known as
Question # 5
Crystalline solids are in the form of:
Question # 6
Whenever a covalent bond is broken in an intrinsic semi-conductor
Question # 7
The greatest stress that a material can endure without losing the proportionality between stress and strain is called
Question # 8
Polymers are the chemical combination of carbon with:
Question # 9
The temperature at which the vibrations become so great that structure of the Crystal breaks up, is called:
Question # 10
Tick the one which is not a crystalline solid:
Question # 11
The SI unit of strain is
Question # 12
The word amorphous means:
Question # 13
Which of the following can become a good permanent magnet
Question # 14
Amorphous solids are also called as
Question # 15
The critical temperature of mercury is
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 | The solids are classified as: |
A. Metals
B. Crystalline
C. Amorphous
D. Polymeric
|
| 2 | 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)
|
| 3 | In case of the three dimensional deformation, when volume is involved, the ratio of applied stress to volumetric strain is called |
A. Young's modulus
B. Bulk modulus
C. Shear modulus
D. all of them
|
| 4 | The smallest three dimensional basic structure is called as: |
A. An atom
B. Unit cell
C. Crystal lattice
D. Polymer
|
| 5 | The transition from solid state to liquid state is: |
A. Abrupt
B. Slow
C. Continous
D. Discontinous
|
| 6 | The ability of the body to return to its original shape is called |
A. deformation
B. stretching
C. compressing
D. elasticity
|
| 7 | The modulus of elasticity can be written as |
A. stress x strain
B. strain/stress
C. 1/2 x stress x strain
D. stress/strain
|
| 8 |
Tick the one which is not polymer solid: |
A. Zirconia
B. Polythene
C. Nylon
D. Synthetic rubber
|
| 9 | 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
|
| 10 | The charged nucleus of an atom itself spins its magnetic field |
A. equal to the field produced by orbital electrons
B. greater than the field produced by orbital electrons
C. much weaker than the field produced by orbital electrons
D. none of these
|
Test Questions
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