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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
Bremsstrahlung radiation are examples of
Question # 2
Which of the following is one of the spectral series of atomic hydrogen?
Question # 3
The X-rays diffraction with crystal was first studied by
Question # 4
For Paschen series, the value of 'n' starts from
Question # 5
For an atom of hydrogen atom the radius of the first orbit is given by:
Question # 6
Helium-Neon laser discharge tube contains neon
Question # 7
Which of the following series of hydrogen spectrum lies in ultra violet region.
Question # 8
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 # 9
The line radiations emitted from by hydrogen filled discharge tube can be analyzed into.
Question # 10
If electron jumps from second orbit to first orbit in hydrogen atom it emits photon of.
Question # 11
In Helium Neon laser, the discharge tube is filled with
Question # 12
The value of Rydberg constant is
Question # 13
Frequency of x-rays depends upon.
Question # 14
In Helium Neon laser, discharge tube is filled with Neon gas.
Question # 15
Which series lies in the ultraviolet region.
Question # 16
The velocity of electron moving is 1st orbit of hydrogen atom is:
Question # 17
Hydrogen atom spectrum does not lie in
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 | 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
|
| 2 | 1 rem = |
A. 0.001 SV
B. 0.01 SV
C. 0.1 SV
D. 1.01 SV
|
| 3 | The shortest wave length is Bracket series has wave length. |
A. 16/Rn
B. Rn/16
C. 16 Rn
D. 4 Rn
|
| 4 | Paschen series lies in the |
A. Far ultraviolet region
B. Visible region
C. Ultraviolet region
D. Inferred region
|
| 5 | Charge on an atom is: |
A. Positive
B. Negative
C. Neutral
D. None of these
|
| 6 | First spectral series of hydrogen atom was discovered by |
A. Lyman
B. Rydberg
C. Balmer
D. Paschen
|
| 7 | In according with Bohr's theory the K.E of the electron is equal to: |
A. ke2/2r
B. Ze2/r
C. Ze2/r2
D. Ze2/2r2
|
| 8 | Balmer Empirical formula explains the electromagnetic radiation of any excited atom in terms of their. |
A. Energy
B. Mass
C. Wave length
D. Momentum
|
| 9 | 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
|
| 10 | 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
|
Test Questions