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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
Charge on an atom is:
Question # 2
Hydrogen atom spectrum does not lie in
Question # 3
Earth orbital speed is
Question # 4
The process by which lesser beam can be used to generate 3-dimensional images of objects is called
Question # 5
Helium-Neon laser discharge tube contains neon
Question # 6
The longest wavelength of Paschen series is.
Question # 7
We can find from de Broglie formula
Question # 8
A° is the unit of:
Question # 9
Photons emitted in inner shell transition are.
Question # 10
The shortest wave length is Bracket series has wave length.
Question # 11
Electron volt is unit of:
Question # 12
X-rays were discovered by
Question # 13
An atom can reside in excited state for
Question # 14
Balmer series lies in
Question # 15
Energy produced due to fission of uranium atom is:
Question # 16
Which series lies in the ultraviolet region.
Question # 17
If electron jumps from second orbit to first orbit in hydrogen atom it emits photon of.
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 series in visible region is: |
A. Balmer series
B. Pfund series
C. Paschen series
D. None of above
|
| 2 | 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
|
| 3 | 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
|
| 4 | Balmer series lies in |
A. Visible region
B. Invisible region
C. Ultraviolet region
D. Infrared region
|
| 5 | _____ has the largest de Broglie wavelength at same speed. |
A. Proton
B. Alpha particle
C. Carbon atom
D. Electron
|
| 6 | The longest wavelength of Paschen series is. |
A. 656 nm
B. 1094 nm
C. 1875 nm
D. 2000 nm
|
| 7 | Electron volt is unit of: |
A. Chemical energy
B. Potential energy
C. Nuclear energy
D. heat energy
|
| 8 | 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
|
| 9 | The first spectral lines were discovered in 1885, were |
A. Paschen series
B. Balmer series
C. Pfund series
D. Bracket series
|
| 10 | Reflecting mirrors in laser is used to |
A. Further stimulation
B. For producing more energetic lasers
C. Both (a) and (b)
D. None of these
|
Test Questions
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