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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
The series in visible region is:
Question # 2
Laser is a device which can produce:
Question # 3
The radius of hydrogen atom is:
Question # 4
In the Bohr's model of the hydrogen atom, the lowest orbit corresponds to:
Question # 5
Earth orbital speed is
Question # 6
Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their.
Question # 7
The longest wavelength of Paschen series is.
Question # 8
Helium Neon Laser Beam emitted from discharge tube has a colour.
Question # 9
Energy produced due to fission of uranium atom is:
Question # 10
If 13.6 eV energy is required to ionize the hydrogen atom, then the required energy to remove an electron from n=2 is:
Question # 11
The velocity of electron moving is 1st orbit of hydrogen atom is:
Question # 12
Helium-Neon laser discharge tube contains neon
Question # 13
Paschen series lies in the
Question # 14
First spectral series of hydrogen atom was discovered by
Question # 15
Which is not characteristic of Laser.
Question # 16
Bremsstrahlung radiation are examples of
Question # 17
In an electronic transition atom cannot emit.
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 | For Holography we use |
A. X ray
B. Laser
C. gama rays
D. Beta rays
|
| 2 | In Helium Neon laser, the discharge tube is filled with |
A. 80% He, 20% Neon
B. 85% He, 15% Neon
C. 83% He, 17% Neon
D. 90% He, 10% Neon
|
| 3 | Production of x rays is reverse process of |
A. Photo electric effect
B. Compton effect
C. An nihilation
D. Pair production
|
| 4 | The rest mass x ray photon is |
A. Infinite
B. Zero
C. 1.67 X-17 kg
D. All of the above
|
| 5 | A° is the unit of: |
A. Energy
B. Length
C. Nuclear energy
D. Work
|
| 6 | The shortest wave length is Bracket series has wave length. |
A. 16/Rn
B. Rn/16
C. 16 Rn
D. 4 Rn
|
| 7 | The process by which lesser beam can be used to generate 3-dimensional images of objects is called |
A. Holography
B. Geo graphy
C. Tomography
D. Radio graphy
|
| 8 | In Helium Neon laser, discharge tube is filled with Neon gas. |
A. 10%
B. 15%
C. 85%
D. 90%
|
| 9 | Balmer series lies in region of electromagnetic spectrum. |
A. Infrared
B. Visible
C. Ultraviolet
D. Fra infrared
|
| 10 | Earth orbital speed is |
A. 10 km/s
B. 20 km/s
C. 30 km/s
D. 40 km/s
|
Test Questions