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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
An atom can reside in excited state for
Question # 2
Earth orbital speed is
Question # 3
Production of x rays is reverse process of
Question # 4
The process by which lesser beam can be used to generate 3-dimensional images of objects is called
Question # 5
The energy of 4th Orbit in hydrogen atom is.
Question # 6
The temperature of core of nuclear reactor is:
Question # 7
The series in infrared region is:
Question # 8
The 1st Bohr atom in the hydrogen atom has radius
Question # 9
First spectral series of hydrogen atom was discovered by
Question # 10
The Balmer series is obtained when all the transition of electrons terminate on
Question # 11
Paschen series lies in the
Question # 12
1 rad =
Question # 13
Hydrogen atom spectrum does not lie in
Question # 14
The unit of Rh is.
Question # 15
The value of Rydberg constant is:
Question # 16
Which is not characteristic of Laser.
Question # 17
For an atom of hydrogen atom the radius of the first orbit is given by:
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 | 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
|
| 2 | The value of Rydberg constant is: |
A. 1.0749x107m-1
B. 1.0974 x 107 m-1
C. 1.974 x106m-1
D. 1.0974 x 10-7 m-1
|
| 3 | Hydrogen atom spectrum does not lie in |
A. Ultraviolet region
B. Visible region
C. Infrared region
D. X ray region
|
| 4 | Electron volt is unit of: |
A. Chemical energy
B. Potential energy
C. Nuclear energy
D. heat energy
|
| 5 | Frequency of x-rays depends upon. |
A. Number of electrons striking target
B. Accelerating potencial
C. Nature of the target
D. Both B and C
|
| 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 | 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
|
| 8 | X- ray diffraction reveals that these are |
A. Particle type
B. Wave type
C. Both wave and particle
D. None of above
|
| 9 | 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
|
| 10 | The idea of laser device was first introduced by C.H. Towners and Authers Schowlan is |
A. 1972
B. 1965
C. 1958
D. 1913
|
Test Questions