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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
Which is not true for X rays
Question # 2
Study of hydrogen visible spectrum in
Question # 3
Target material used in x-rays tube have following properties.
Question # 4
In the Bohr's model of the hydrogen atom, the lowest orbit corresponds to:
Question # 5
The value of Rydberg constant is:
Question # 6
Which of the following series of hydrogen spectrum lies in ultra violet region.
Question # 7
Boher proposed his atomic model in:
Question # 8
The temperature of core of nuclear reactor is:
Question # 9
Production of x rays is reverse process of
Question # 10
The unit of Rh is.
Question # 11
The first theory about the structure of an atom was introduced by
Question # 12
For an atom of hydrogen atom the radius of the first orbit is given by:
Question # 13
For Paschen series, the value of 'n' starts from
Question # 14
The radius of 10th orbit in hydrogen atom is.
Question # 15
Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their.
Question # 16
1 rem =
Question # 17
The radius of hydrogen atom is:
FSC Part 2 Physics Chapter 20 Online Test MCQ's
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | First spectral series of hydrogen atom was discovered by |
A. Lyman
B. Rydberg
C. Balmer
D. Paschen
|
| 2 | If the ionization energy of hydrogen atom is 13.6 eV, its ionization potential will be |
A. 136.0 volt
B. 3.0 volt
C. 13.6 volt
D. None of these
|
| 3 | Electron volt is unit of: |
A. Chemical energy
B. Potential energy
C. Nuclear energy
D. heat energy
|
| 4 | Helium-Neon laser discharge tube contains neon |
A. 82%
B. 15%
C. 25%
D. 85%
|
| 5 | Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their. |
A. Energy
B. Mass
C. Wave length
D. Momentum
|
| 6 | Charge on positron is: |
A. Negative
B. Positive
C. Netural
D. None of these
|
| 7 | A° is the unit of: |
A. Energy
B. Length
C. Nuclear energy
D. Work
|
| 8 | The first spectral lines were discovered in 1885, were |
A. Paschen series
B. Balmer series
C. Pfund series
D. Bracket series
|
| 9 | Energy produced due to fission of uranium atom is: |
A. 500MeV
B. 200MeV
C. 700MeV
D. 750MEV
|
| 10 | _____ has the largest de Broglie wavelength at same speed. |
A. Proton
B. Alpha particle
C. Carbon atom
D. Electron
|
Test Questions