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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 longest wavelength of Paschen series is.
Question # 2
X-rays were discovered by
Question # 3
For Holography we use
Question # 4
The series in visible region is:
Question # 5
Kx -Xrays are produced due to transition of electron from.
Question # 6
Charge on positron is:
Question # 7
In an electronic transition atom cannot emit.
Question # 8
The typical nuclei are less than:
Question # 9
Electron volt is unit of:
Question # 10
Which series lies in the ultraviolet region.
Question # 11
If the ionization energy of hydrogen atom is 13.6 eV, its ionization potential will be
Question # 12
The 1st Bohr atom in the hydrogen atom has radius
Question # 13
The energy of 4th Orbit in hydrogen atom is.
Question # 14
Laser can be made by creating.
Question # 15
Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their.
Question # 16
The line radiations emitted from by hydrogen filled discharge tube can be analyzed into.
Question # 17
If 13.6 eV energy is required to ionize the hydrogen atom, then the required energy to remove an electron from n=2 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 | In Helium Neon laser, discharge tube is filled with Neon gas. |
A. 10%
B. 15%
C. 85%
D. 90%
|
| 2 | 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
|
| 3 | The idea of laser device was first introduced by C.H. Towners and Authers Schowlan is |
A. 1972
B. 1965
C. 1958
D. 1913
|
| 4 | Laser is a beam of light which is |
A. Monochromatic
B. Coherent
C. Unidirectional
D. All of these
|
| 5 | When an electron in an atom goes from a lower to higher orbit its: |
A. K.E increases , P.E decreases
B. K.E increases , P.E increases
C. K.E decreases , P.E increases
D. K.E decreases , P.E decreases
|
| 6 | For Paschen series, the value of 'n' starts from |
A. 2
B. 4
C. 6
D. 8
|
| 7 | 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
|
| 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 | The series in infrared region is: |
A. Paschen series
B. Bracket series
C. Pfund series
D. All of above
|
| 10 | Laser is a device which can produce: |
A. Intense beam of light
B. Coherant beam of light
C. Monochromatic beam of light
D. All of the above
|
Test Questions
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