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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
When platinum is it becomes orange at
Question # 2
The numerical value of Compton wavelength is equal to
Question # 3
The unit for Plank's constant is:
Question # 4
The quantity/factor h/moc has the dimensions of.
Question # 5
The minimum frequency needed to emit an electron form metal surface is called:
Question # 6
In Compton effect the photon behaves as a.
Question # 7
The existence of positron was discovered in:
Question # 8
Wave nature of light appears in
Question # 9
The concept of direction is purely
Question # 10
Which is the most refined form of matter.
Question # 11
In 1905, the special theory of relativity was proposed by
Question # 12
Albert Einstein got noble prize in:
Question # 13
A perfect absorber must also be perfect
Question # 14
Disintegration of photon on striking a nucleus into an electron and positron is known as.
Question # 15
Pair production occurs only when energy of photon is at least equal in:
Question # 16
Photodiode is used for wave nature of.
Question # 17
Pair production cannto take place in vacuum because :
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 | Energy of Black body radiation depends upon |
A. Nature of surface of body
B. Nature of material of body
C. Shape and size of body
D. Temperature of the body
|
| 2 | We can never accurately describes all aspects of sbatomic particles simulatanously. It is correct according to: |
A. Uncertainity Priciple
B. De-broglie Theory
C. Einstin Theory
D. Photo electric effect
|
| 3 | Albert Einstein got noble prize for service in: |
A. Pair production
B. Annihilation of matter theory
C. Compton effect
D. Photoelectric effect
|
| 4 | A perfect absorber must also be perfect |
A. Cavity
B. Sources of radiation
C. Radiator
D. None of these
|
| 5 | The value of Stefan is constant is: |
A. 4.57 x 10-8 m2k2
B. 5.67 x10-8 wm-2k-4
C. 6.67x 10-11 wm2k4
D. 7.45 x 10-9 m2 wk3
|
| 6 | When platinum is it becomes orange at. |
A. 500oC
B. 900oC
C. 1100oC
D. 1300oC
|
| 7 | The photon with energy greater than 1.02 MeV can interact with matter as. |
A. Photoelectric effect
B. Compton effect
C. Pair production
D. annihilation of matter
|
| 8 | Photodiode is used for wave nature of. |
A. Light
B. Thermal radiation
C. Radi waves
D. Sound waves
|
| 9 | Compton shift is maximum for scattering angle of photon |
A. 0o
B. 90o
C. 180o
D. 45o
|
| 10 | The numerical value of Compton wavelength is equal to |
A. 3.43 x 10-12 m
B. 1.43 x 10-12m
C. 2.43 x 10-12m
D. 0.43 x 10-12m
|
Test Questions