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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
Charge on positron is:
Question # 2
In Helium Neon laser, discharge tube is filled with Neon gas.
Question # 3
Balmer series lies in
Question # 4
Helium Neon Laser Beam emitted from discharge tube has a colour.
Question # 5
Black Body radiation spectrum is an example of:
Question # 6
The X-rays diffraction with crystal was first studied by
Question # 7
Earth orbital speed is
Question # 8
An electron in H -atom is excited from ground state n=4 , How many spectral lines are possible in this case.
Question # 9
For Paschen series, the value of 'n' starts from
Question # 10
For an atom of hydrogen atom the radius of the first orbit is given by:
Question # 11
Production of x rays is reverse process of
Question # 12
Which of the following series of hydrogen spectrum lies in ultra violet region.
Question # 13
Reflecting mirrors in laser is used to
Question # 14
The first laser was built by
Question # 15
Laser is a device which can produce:
Question # 16
Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their.
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 | An electron in H -atom is excited from ground state n=4 , How many spectral lines are possible in this case. |
A. 6
B. 5
C. 4
D. 3
|
| 2 | Balmer series lies in |
A. Visible region
B. Invisible region
C. Ultraviolet region
D. Infrared region
|
| 3 | The unit of Rh is. |
A. ms-1
B. m
C. m2
D. m-1
|
| 4 | X- ray diffraction reveals that these are |
A. Particle type
B. Wave type
C. Both wave and particle
D. None of above
|
| 5 | Which is not characteristic of Laser. |
A. Monochromatic
B. Coherent
C. Intense
D. Multi direction
|
| 6 | Boher proposed his atomic model in: |
A. 1910
B. 1911
C. 1912
D. 1913
|
| 7 | For Holography we use |
A. X ray
B. Laser
C. gama rays
D. Beta rays
|
| 8 | Which of the following series of hydrogen spectrum lies in ultra violet region. |
A. Lyman sereis
B. Paschen series
C. Balmar series
D. Bracket series
|
| 9 | Bremsstrahlung radiation are examples of |
A. Atomic spectra
B. Molecular spectra
C. Continuous spectra
D. Discrete spectra
|
| 10 | The energy of 4th Orbit in hydrogen atom is. |
A. -2.51 eV
B. -3.50 eV
C. -13.60 eV
D. -0.85 eV
|
Test Questions