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FSC Part 2 Physics
Chapter 20 Test
Start Chapter 20 Test
FSC Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 20 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 20 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics FSC Part 2 Chapter 20 Online MCQ's Test
00:00
Question # 1
Electron volt is unit of:
Question # 2
The first laser was built by
Question # 3
Paschen series lies in the
Question # 4
Hydrogen atom spectrum does not lie in
Question # 5
The radius of hydrogen atom is:
Question # 6
Life time of metastable states is
Question # 7
In Helium Neon laser, the discharge tube is filled with
Question # 8
The energy of 4th Orbit in hydrogen atom is.
Question # 9
Study of hydrogen visible spectrum in
Question # 10
The X-rays diffraction with crystal was first studied by
Question # 11
The series in visible region is:
Question # 12
The rest mass x ray photon is
Question # 13
Earth orbital speed is
Question # 14
X-rays were discovered by
Question # 15
Balmer series lies in
Question # 16
The first theory about the structure of an atom was introduced by
Question # 17
The radius of 10th orbit in hydrogen atom is.
FSC Part 2 Physics Chapter 20 Online Test MCQ's
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S Sana Ullah 25 - Oct - 2024 04 Min 39 Sec 17/17 -
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The 1st Bohr atom in the hydrogen atom has radius |
A. 3.56 x 10-10 m
B. 0.053 x 10-11 m
C. 0.53 x 10-11 m
D. 5.30 x 10-11 m
|
| 2 | Energy produced due to fission of uranium atom is: |
A. 500MeV
B. 200MeV
C. 700MeV
D. 750MEV
|
| 3 | Boher proposed his atomic model in: |
A. 1910
B. 1911
C. 1912
D. 1913
|
| 4 | Production of x rays is reverse process of |
A. Photo electric effect
B. Compton effect
C. An nihilation
D. Pair production
|
| 5 | 1 rem = |
A. 0.001 SV
B. 0.01 SV
C. 0.1 SV
D. 1.01 SV
|
| 6 | A° is the unit of: |
A. Energy
B. Length
C. Nuclear energy
D. Work
|
| 7 | Helium-Neon laser discharge tube contains neon |
A. 82%
B. 15%
C. 25%
D. 85%
|
| 8 | When meta I is heated sufficiently electrons are given off by the metal. This phenomenon is known as. |
A. Photoelectric effect
B. Piezo electric effect
C. Thermionic emission
D. Secondary emission
|
| 9 | Hydrogen atom spectrum does not lie in |
A. Ultraviolet region
B. Visible region
C. Infrared region
D. X ray region
|
| 10 | The Balmer series is obtained when all the transition of electrons terminate on |
A. 1st orbit
B. 2nd orbit
C. 3rd orbit
D. 4th orbit
|
Test Questions