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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
When a silicon crystal is doped with a pentavalent element, such an extrinsic semi-conductor is called
Question # 2
The pattern of crystalline solid is:
Question # 3
The crystalline structure of NaCI is
Question # 4
The neighbours of every molecule in crystalline solids are arranged in
Question # 5
The arrangement or molecules or atoms in a crystalline solid can be studied by using:
Question # 6
The whole structure obtained by the repetition of unit cells is called:
Question # 7
Which of the following can become a good permanent magnet
Question # 8
The units of modulus of elasticity are
Question # 9
The conduction band in a solid
Question # 10
The doped semi-conductor materials are known as
Question # 11
An ordinary glass gradually softens into a 'paste -like' state before it becomes a very viscous liquid. It happens almost at:
Question # 12
The transition from solid to liquid is actually from:
Question # 13
The measure of the deformation in a solid when stress is applied to its is called
Question # 14
The ability of the body to return to its original shape is called
Question # 15
The critical temperature of aluminium 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 measure of the deformation in a solid when stress is applied to its is called |
A. elastic constant
B. young's modulus
C. strain
D. elasticity
|
| 2 | Recent studies of ferromagnetism have shown that there exists in ferromagnetic substances small regions called |
A. tiny regions
B. domains
C. vectors
D. none of them
|
| 3 | Polymers are the chemical combination of carbon with: |
A. Nitrogen
B. Oxygen
C. Hydrogen
D. All of these
|
| 4 | In a semi-conductor material, current flows due to |
A. positive charge
B. negative charge
C. both of them
D. none of them
|
| 5 | Whenever a covalent bond is broken in an intrinsic semi-conductor |
A. hole is created
B. an electron is created
C. an electron-hole pair is generated
D. all of them
|
| 6 | A unit cell is smallest basic structure which is: |
A. One dimensional
B. Two dimensional
C. Three dimensional
D. Four dimensional
|
| 7 | An ordinary glass gradually softens into a 'paste -like' state before it becomes a very viscous liquid. It happens almost at: |
A. 800oC
B. 500oC
C. 300oC
D. 100oC
|
| 8 | 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
|
| 9 | Tick the one which is not a crystalline solid: |
A. Zirconia
B. Glass
C. Copper
D. Ceramic solid
|
| 10 | Amorphous solids are also called as |
A. crystalline solids
B. polymeric solids
C. glassy solids
D. any one of them
|
Test Questions
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