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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
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Question # 1
In Helium Neon laser, discharge tube is filled with Neon gas.
Question # 2
The Balmer series is obtained when all the transition of electrons terminate on
Question # 3
The typical nuclei are less than:
Question # 4
Production of x rays is reverse process of
Question # 5
The series in infrared region is:
Question # 6
Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their.
Question # 7
Study of hydrogen visible spectrum in
Question # 8
Photons emitted in inner shell transition are.
Question # 9
Bremsstrahlung radiation are examples of
Question # 10
Which of the following series of hydrogen spectrum lies in ultra violet region.
Question # 11
If the ionization energy of hydrogen atom is 13.6 eV, its ionization potential will be
Question # 12
The shortest wave length is Bracket series has wave length.
Question # 13
The radius of hydrogen atom is:
Question # 14
Life time of metastable states is
Question # 15
1 rad =
Question # 16
For an atom of hydrogen atom the radius of the first orbit is given by:
Question # 17
The first laser was built by
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 | The Balmer series is obtained when all the transition of electrons terminate on |
A. 1st orbit
B. 2nd orbit
C. 3rd orbit
D. 4th orbit
|
| 2 | The radius of 10th orbit in hydrogen atom is. |
A. 0.053 nm
B. 0.53 nm
C. 5.3 nm
D. 53 nm
|
| 3 | An atom can reside in excited state for |
A. 10-8 second
B. One second
C. 10-10 second
D. More than one second
|
| 4 | If the ionization energy of hydrogen atom is 13.6 eV, its ionization potential will be |
A. 136.0 volt
B. 3.0 volt
C. 13.6 volt
D. None of these
|
| 5 | Kx -Xrays are produced due to transition of electron from. |
A. K to L shell
B. L to K shell
C. M to K shell
D. M to L shell
|
| 6 | 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
|
| 7 | In Helium Neon laser, discharge tube is filled with Neon gas. |
A. 10%
B. 15%
C. 85%
D. 90%
|
| 8 | Study of hydrogen visible spectrum in |
A. 1886
B. 1887
C. 1895
D. 1885
|
| 9 | First spectral series of hydrogen atom was discovered by |
A. Lyman
B. Rydberg
C. Balmer
D. Paschen
|
| 10 | Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their. |
A. Energy
B. Mass
C. Wave length
D. Momentum
|
Test Questions