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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 arrangement or molecules or atoms in a crystalline solid can be studied by using:
Question # 2
The temperature at which the vibrations become so great that structure of the Crystal breaks up, is called:
Question # 3
A structure of polymeric solid is:
Question # 4
Semi-conductor elements have atoms with
Question # 5
On heating, glass gradually softens into a paste like before it becomes a very viscous liquid at almost
Question # 6
Examples of polymeric substances are:
Question # 7
When a stress changes length, it is called the
Question # 8
Amorphous solids:
Question # 9
The crystalline structure of NaCI is
Question # 10
An atom in which there is a resultant magnetic field, behaves like a tiny magnet and is called as
Question # 11
The smallest three dimensional basic structure is called as:
Question # 12
The curie temperature of iron is about
Question # 13
The units of modulus of elasticity are
Question # 14
The substance in which atoms cooperate with each other in such a way so as to exhibit a strong magnetic effect, are called
Question # 15
The number of different crystals systems based on the geometrical arrangement of their atoms and the resultant geometrical structure 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 -
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 | 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
|
| 2 | The maximum stress that a material can withstand, is known as |
A. plastic point
B. elastic limit
C. yield point
D. ultimate tensile strength
|
| 3 | 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 |
A. energy bands
B. energy shells
C. states
D. all of them
|
| 4 | The electrons in the outermost shell of an atom are called |
A. core electrons
B. valence electrons
C. high energy electrons
D. none of them
|
| 5 | Synthetic materials fall into the category of |
A. crystalline solids
B. amorphous
C. polymeric solids
D. all of them
|
| 6 | Experiments revealed that the ratio of the stress to the strain is a constant value for |
A. different material
B. all materials
C. a given material
D. all of them
|
| 7 | The force applied on unit area to produce any change in the shape, volume or length of a body is known as |
A. strain
B. elasticity
C. stretching
D. stress
|
| 8 | The smallest three dimensional basic structure is called as: |
A. An atom
B. Unit cell
C. Crystal lattice
D. Polymer
|
| 9 | When a stress changes the shape, it is called the |
A. compressional stress
B. tensile stress
C. shear stress
D. any one of them
|
| 10 | The curie temperature of iron is about |
A. 250°C
B. 500°C
C. 750°C
D. 1000°C
|
Test Questions
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