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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 series in infrared region is:
Question # 2
The line radiations emitted from by hydrogen filled discharge tube can be analyzed into.
Question # 3
The series in visible region is:
Question # 4
Radius of first Bohr's orbit is.
Question # 5
The first spectral lines were discovered in 1885, were
Question # 6
For an atom of hydrogen atom the radius of the first orbit is given by:
Question # 7
The value of Rydberg constant is:
Question # 8
In Helium Neon laser, discharge tube is filled with Neon gas.
Question # 9
In the Bohr's model of the hydrogen atom, the lowest orbit corresponds to:
Question # 10
1 rem =
Question # 11
1 rad =
Question # 12
The radius of hydrogen atom is:
Question # 13
First spectral series of hydrogen atom was discovered by
Question # 14
Black Body radiation spectrum is an example of:
Question # 15
The shortest wave length is Bracket series has wave length.
Question # 16
Which is not characteristic of Laser.
Question # 17
For Paschen series, the value of 'n' starts from
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 | First spectral series of hydrogen atom was discovered by |
A. Lyman
B. Rydberg
C. Balmer
D. Paschen
|
| 2 | X- ray diffraction reveals that these are |
A. Particle type
B. Wave type
C. Both wave and particle
D. None of above
|
| 3 | For an atom of hydrogen atom the radius of the first orbit is given by: |
A. H/me2
B. me/4h2
C. h2/4π2 kme2
D. h2 me2
|
| 4 | Which is not true for X rays |
A. X rays are not defected by electric field
B. X rays are polarized
C. X rays consist of electromagnetic waves
D. X rays can be diffracted by grating
|
| 5 | Energy produced due to fission of uranium atom is: |
A. 500MeV
B. 200MeV
C. 700MeV
D. 750MEV
|
| 6 | Which of the following is one of the spectral series of atomic hydrogen? |
A. Brockett series
B. Balmer series
C. P fund series
D. All of above
|
| 7 | The radius of 10th orbit in hydrogen atom is. |
A. 0.053 nm
B. 0.53 nm
C. 5.3 nm
D. 53 nm
|
| 8 | The radius of hydrogen atom is: |
A. 0.53A°
B. 0.053A°
C. 0.53 x 10-9
D. 0.053 x10-9
|
| 9 | The series in infrared region is: |
A. Paschen series
B. Bracket series
C. Pfund series
D. All of above
|
| 10 | The line radiations emitted from by hydrogen filled discharge tube can be analyzed into. |
A. Band spectrum
B. Line spectrum
C. Continuous spectrum
D. Absorption spectrum
|
Test Questions