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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
Laser can be made by creating.
Question # 2
The X-rays diffraction with crystal was first studied by
Question # 3
In the Bohr's model of the hydrogen atom, the lowest orbit corresponds to:
Question # 4
Which is not true for X rays
Question # 5
The rest mass x ray photon is
Question # 6
The first orbit in the hydrogen atom has a radius.
Question # 7
The temperature of core of nuclear reactor is:
Question # 8
Energy produced due to fission of uranium atom is:
Question # 9
In Helium Neon laser, the discharge tube is filled with
Question # 10
The series in visible region is:
Question # 11
The radius of 10th orbit in hydrogen atom is.
Question # 12
Hydrogen atom spectrum does not lie in
Question # 13
Balmer series lies in region of electromagnetic spectrum.
Question # 14
1 rem =
Question # 15
The value of Rydberg constant is:
Question # 16
We can find from de Broglie formula
Question # 17
The process by which lesser beam can be used to generate 3-dimensional images of objects is called
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 | First spectral series of hydrogen atom was discovered by |
A. Lyman
B. Rydberg
C. Balmer
D. Paschen
|
| 2 | 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
|
| 3 | 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
|
| 4 | 1 rad = |
A. 0.001Gy
B. 0.01Gy
C. 0.1Gy
D. 1.01Gy
|
| 5 | In an electronic transition atom cannot emit. |
A. Infrared radiations
B. Visible radiations
C. Ultraviolet radiations
D. Gama radiations
|
| 6 | The rest mass x ray photon is |
A. Infinite
B. Zero
C. 1.67 X-17 kg
D. All of the above
|
| 7 | We can find from de Broglie formula |
A. Wavelength
B. Amplitude
C. Speed of wave
D. Frequency of wave
|
| 8 | Energy produced due to fission of uranium atom is: |
A. 500MeV
B. 200MeV
C. 700MeV
D. 750MEV
|
| 9 | The longest wavelength of Paschen series is. |
A. 656 nm
B. 1094 nm
C. 1875 nm
D. 2000 nm
|
| 10 | Laser can be made by creating. |
A. Meta stable
B. Population inversion
C. Excited state
D. All of these
|
Test Questions