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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 substances in which, atom are so oriented that their fields support each other and the atoms behave like tiny magnets, are called
Question # 2
The greatest stress that a material can endure without losing the proportionality between stress and strain is called
Question # 3
The magnetism produced by electrons within an atom can arise from
Question # 4
The substance in which atoms are so oriented that the field produced by spin and orbital motion of the electrons might add up to zero,are called
Question # 5
When small number of atoms from some other suitable element is added to the semi-conductor material, then this process is known as
Question # 6
when the deformation produced in the material become permanent, this type of behaviour is called
Question # 7
The molecules or ions in a crystalline solids are
Question # 8
The vast majority of solids are in the form of
Question # 9
The size of the domain is such that they can contain
Question # 10
The curie temperature of iron is about
Question # 11
Recent studies of ferromagnetism have shown that there exists in ferromagnetic substances small regions called
Question # 12
The materials in which valence electrons are bound very tightly to their atoms and are not free, are known as
Question # 13
When a stress changes the shape, it is called the
Question # 14
The first super conductor was discovered in
Question # 15
When the shear stress and shear stain are involved, then their ratio is called
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 the doping process, the ratio of the doping atoms to the semi conductor atom is |
A. 1 to 10
B. 1 to 103
C. 1 to 106
D. 1 to 109
|
| 2 | 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
|
| 3 | 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
|
| 4 | A semi-conductor in its extremely pure form is known as |
A. extrinsic semi-conductor
B. intrinsic semi-conductor
C. either of them
D. none of them
|
| 5 | When the shear stress and shear stain are involved, then their ratio is called |
A. Young's modulus
B. Bulk modulus
C. Shear modulus
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 | Zirconia is classified as: |
A. Ceramic solid
B. Ionic compound
C. Metal
D. Either (A) or (B)
|
| 8 | Every crystalline solid has |
A. definite melting point
B. different melting points
C. may or may not be definite
D. none of them
|
| 9 | When relatively simple molecules are chemically combined into massive molecules, the reaction is called: |
A. Fission reaction
B. Fusion reaction
C. Polymerization
D. Any of these
|
| 10 | Above the curie temperature, iron becomes |
A. ferromagnetic
B. paramagnetic
C. diamagnetic
D. any one of them
|
Test Questions