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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
00:00
Question # 1
The typical nuclei are less than:
Question # 2
The Balmer series is obtained when all the transition of electrons terminate on
Question # 3
The first theory about the structure of an atom was introduced by
Question # 4
Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their.
Question # 5
The 1st Bohr atom in the hydrogen atom has radius
Question # 6
An electron in H -atom is excited from ground state n=4 , How many spectral lines are possible in this case.
Question # 7
Earth orbital speed is
Question # 8
1 rad =
Question # 9
In an electronic transition atom cannot emit.
Question # 10
Reflecting mirrors in laser is used to
Question # 11
For Holography we use
Question # 12
In Helium Neon laser, the discharge tube is filled with
Question # 13
Energy produced due to fission of uranium atom is:
Question # 14
The rest mass x ray photon is
Question # 15
In according with Bohr's theory the K.E of the electron is equal to:
Question # 16
The line radiations emitted from by hydrogen filled discharge tube can be analyzed into.
Question # 17
The value of Rydberg constant is
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 | Which series lies in the ultraviolet region. |
A. Balmer series
B. Bracket series
C. Ptund series
D. Lyman series
|
| 2 | The series in visible region is: |
A. Balmer series
B. Pfund series
C. Paschen series
D. None of above
|
| 3 | 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
|
| 4 | In the Bohr's model of the hydrogen atom, the lowest orbit corresponds to: |
A. Infinite energy
B. Maximum energy
C. Minimum energy
D. Zero energy
|
| 5 | The radius of 10th orbit in hydrogen atom is. |
A. 0.053 nm
B. 0.53 nm
C. 5.3 nm
D. 53 nm
|
| 6 | 1 rem = |
A. 0.001 SV
B. 0.01 SV
C. 0.1 SV
D. 1.01 SV
|
| 7 | 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
|
| 8 | Helium-Neon laser discharge tube contains neon |
A. 82%
B. 15%
C. 25%
D. 85%
|
| 9 | An atom can reside in excited state for |
A. 10-8 second
B. One second
C. 10-10 second
D. More than one second
|
| 10 | Earth orbital speed is |
A. 10 km/s
B. 20 km/s
C. 30 km/s
D. 40 km/s
|
Test Questions