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FSC Part 2 Physics
Chapter 19 Test
Start Chapter 19 Test
FSC Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 19 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 19 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics FSC Part 2 Chapter 19 Online MCQ's Test
00:00
Question # 1
Einstein photoelectric equation is
Question # 2
The existence of positron was discovered in:
Question # 3
Earth orbital speed is.
Question # 4
In an nihilation emitted photons moves in opposite directions to conserve.
Question # 5
The most refined form of matter is:
Question # 6
The maximum kinetic energy of emitted photo electrons depends upon.
Question # 7
Joule second is the unit of.
Question # 8
The physical quantity related to photon, that does not change in Compton scattering is.
Question # 9
When platinum is it becomes orange at
Question # 10
A block body is an ideal:
Question # 11
Potassium Cathodes in photocell emit electrons for a light.
Question # 12
The numerical value of Compton wavelength is equal to
Question # 13
Antiparticle of electron is.
Question # 14
Compton's effect is associated with
Question # 15
The quantity/factor h/moc has the dimensions of.
Question # 16
Light of 4.5 eV is incident on a Cesium surface and stopping potential is 0.25 eV, maximum K.E. of emitted electron is.
Question # 17
When platinum wire is heated, it changes to cherry red at temperature.
FSC Part 2 Physics Chapter 19 Online Test MCQ's
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | De-Broglie waves are associated with |
A. Moving charged particles only
B. Moving neutral particles only
C. All moving particles
D. All parties whether in motion or at rest
|
| 2 | Einstein photoelectric equation is |
D. None of these
|
| 3 | The uncertainty principle was given by |
A. De-Broglie
B. Heisenberg
C. Einstein
D. Max Planck
|
| 4 | In Compton scatting, the value of shift is equal to Compton's wavelength, when X-rays is scattered at the angle of. |
A. 90oC
B. Zero
C. 120oC
D. 45oC
|
| 5 | The stopping potential for a certain metal is 10 volts. Thus work function for the cathode is. |
A. 10 J
B. 1.6 X 10-18 J
C. 1.6 X 10-19 J
D. 1.6 X 1030 J
|
| 6 | When platinum is heated is become dull red at: |
A. 900°C
B. 500°C
C. 800°C
D. 1100°C
|
| 7 | Pair production cannto take place in vacuum because : |
A. Mass in not conserved
B. Momentum is not conserved
C. Energy is not conserved
D. Charge is not conserved
|
| 8 | When platinum is it becomes orange at |
A. 500oC
B. 900oC
C. 1100oC
D. 1300oC
|
| 9 | Platinum wire becomes white at a temperature of. |
A. 1600oC
B. 1300oC
C. 1100oC
D. 900oC
|
| 10 | In Compton effect the photon behaves as a. |
A. Wave
B. Particle
C. Nucleon
D. Both a and b
|
Test Questions
Share your comments & questions here
Ali raza
09 Dec 2017Helpful
Intikhab
11 Aug 201710/17
tayyab
30 Apr 2016good and very helpful for exam preparation