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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
Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their.
Question # 2
The Balmer series is obtained when all the transition of electrons terminate on
Question # 3
Helium-Neon laser discharge tube contains neon
Question # 4
Photons emitted in inner shell transition are.
Question # 5
Black Body radiation spectrum is an example of:
Question # 6
Helium Neon Laser Beam emitted from discharge tube has a colour.
Question # 7
An electron in H -atom is excited from ground state n=4 , How many spectral lines are possible in this case.
Question # 8
Life time of metastable states is
Question # 9
X- ray diffraction reveals that these are
Question # 10
The radius of 10th orbit in hydrogen atom is.
Question # 11
Which series lies in the ultraviolet region.
Question # 12
The first spectral lines were discovered in 1885, were
Question # 13
In the Bohr's model of the hydrogen atom, the lowest orbit corresponds to:
Question # 14
For Holography we use
Question # 15
The process by which lesser beam can be used to generate 3-dimensional images of objects is called
Question # 16
If electron jumps from second orbit to first orbit in hydrogen atom it emits photon of.
Question # 17
The series in visible region 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 | Boher proposed his atomic model in: |
A. 1910
B. 1911
C. 1912
D. 1913
|
| 2 | The series in visible region is: |
A. Balmer series
B. Pfund series
C. Paschen series
D. None of above
|
| 3 | The first orbit in the hydrogen atom has a radius. |
A. 0.53 nm
B. 0.053 nm
C. 0.0053 nm
D. 0.00053 nm
|
| 4 | 1 rad = |
A. 0.001Gy
B. 0.01Gy
C. 0.1Gy
D. 1.01Gy
|
| 5 | X- ray diffraction reveals that these are |
A. Particle type
B. Wave type
C. Both wave and particle
D. None of above
|
| 6 | Radius of first Bohr's orbit is. |
A. 0.053 nm
B. 0.053 mm
C. 0.053 micro meter
D. 0.053 m
|
| 7 | The longest wavelength of Paschen series is. |
A. 656 nm
B. 1094 nm
C. 1875 nm
D. 2000 nm
|
| 8 | Reflecting mirrors in laser is used to |
A. Further stimulation
B. For producing more energetic lasers
C. Both (a) and (b)
D. None of these
|
| 9 | Hydrogen atom spectrum does not lie in |
A. Ultraviolet region
B. Visible region
C. Infrared region
D. X ray region
|
| 10 | Charge on positron is: |
A. Negative
B. Positive
C. Netural
D. None of these
|
Test Questions