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ICS Part 2 Physics
Chapter 20 Test
Start Chapter 20 Test
ICS Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 20 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 20 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics ICS Part 2 Chapter 20 Online MCQ's Test
00:00
Question # 1
Helium Neon Laser Beam emitted from discharge tube has a colour.
Question # 2
The value of Rydberg constant is:
Question # 3
Kx -Xrays are produced due to transition of electron from.
Question # 4
The series in infrared region is:
Question # 5
Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their.
Question # 6
Target material used in x-rays tube have following properties.
Question # 7
Radius of first Bohr's orbit is.
Question # 8
The radius of 10th orbit in hydrogen atom is.
Question # 9
The X-rays diffraction with crystal was first studied by
Question # 10
1 rad =
Question # 11
Hydrogen atom spectrum does not lie in
Question # 12
Energy produced due to fission of uranium atom is:
Question # 13
Which series lies in the ultraviolet region.
Question # 14
Charge on an atom is:
Question # 15
The following gas was identified in the sun using spectroscopy
Question # 16
Paschen series lies in the
Question # 17
The rest mass x ray photon is
ICS 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 | Which is not characteristic of Laser. |
A. Monochromatic
B. Coherent
C. Intense
D. Multi direction
|
| 2 | The value of Rydberg constant is: |
A. 1.0749x107m-1
B. 1.0974 x 107 m-1
C. 1.974 x106m-1
D. 1.0974 x 10-7 m-1
|
| 3 | 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
|
| 4 | Balmer series lies in region of electromagnetic spectrum. |
A. Infrared
B. Visible
C. Ultraviolet
D. Fra infrared
|
| 5 | Frequency of x-rays depends upon. |
A. Number of electrons striking target
B. Accelerating potencial
C. Nature of the target
D. Both B and C
|
| 6 | Helium-Neon laser discharge tube contains neon |
A. 82%
B. 15%
C. 25%
D. 85%
|
| 7 | Life time of metastable states is |
A. 10-6 sec or more
B. 10-3 sec or more
C. 10-5 sec or more
D. None of these
|
| 8 | 1 rad = |
A. 0.001Gy
B. 0.01Gy
C. 0.1Gy
D. 1.01Gy
|
| 9 | The following gas was identified in the sun using spectroscopy |
A. Hydrogen
B. Helium
C. Carbon
D. Nitrogen
|
| 10 | Helium Neon Laser Beam emitted from discharge tube has a colour. |
A. Blue
B. Green
C. Red
D. Black
|
Test Questions
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