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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
Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their.
Question # 2
The value of Rydberg constant is:
Question # 3
The shortest wave length is Bracket series has wave length.
Question # 4
For Paschen series, the value of 'n' starts from
Question # 5
The following gas was identified in the sun using spectroscopy
Question # 6
Boher proposed his atomic model in:
Question # 7
The typical nuclei are less than:
Question # 8
Balmer series lies in region of electromagnetic spectrum.
Question # 9
For Holography we use
Question # 10
The rest mass x ray photon is
Question # 11
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 # 12
The energy of 4th Orbit in hydrogen atom is.
Question # 13
When meta I is heated sufficiently electrons are given off by the metal. This phenomenon is known as.
Question # 14
An atom can reside in excited state for
Question # 15
In according with Bohr's theory the K.E of the electron is equal to:
Question # 16
The series in infrared region is:
Question # 17
_____ has the largest de Broglie wavelength at same speed.
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 | Charge on positron is: |
A. Negative
B. Positive
C. Netural
D. None of these
|
| 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 | 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
|
| 4 | If electron jumps from second orbit to first orbit in hydrogen atom it emits photon of. |
A. 3.40 eV
B. 10.20 eV
C. 13.6 eV
D. 3.8 eV
|
| 5 | The typical nuclei are less than: |
A. 10-16m
B. 10-14m
C. 10-12m
D. 10-10m
|
| 6 | The temperature of core of nuclear reactor is: |
A. 1100°C
B. 1200°C
C. 1300°C
D. 1400°C
|
| 7 | Black Body radiation spectrum is an example of: |
A. Atomic spectra
B. Line spectra
C. Continuous spectra
D. None of above
|
| 8 | X-rays were discovered by |
A. Curie
B. Henry Becquerel
C. Rontgen
D. None of these
|
| 9 | 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
|
| 10 | Study of hydrogen visible spectrum in |
A. 1886
B. 1887
C. 1895
D. 1885
|
Test Questions