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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
The wavelength associated with the protons moving at speed of 40 m/s is.
Question # 2
In the equation if f2 > then
Question # 3
Eintein's Photoelectric equation is Ek= hf -∅ in this equation E1, refers to:
Question # 4
The physical quantity related to photon, that does not change in Compton scattering is.
Question # 5
Compton effect proves.
Question # 6
When the K.E. of photoelectric is zero, the frequency of incident photon is.
Question # 7
Anti particle of electron is
Question # 8
Unit of Stephen's constant is
Question # 9
The unit of Plank's constant 'h' is.
Question # 10
In Compton effect the photon behaves as a.
Question # 11
The energy of photon is givne by
Question # 12
When a very high energy modeules such as y radiation interact with matter, the phenomenon arising will be.
Question # 13
Photo electrons are emitted y using visible light when the metal is.
Question # 14
The unit for Plank's constant is:
Question # 15
Using relativistic effects the location of an air craft after an hour fight can be predicated about
Question # 16
The emission of electrons from metal surface when exposed to light is called:
Question # 17
An electron miroscope emplys which to one of the following particles?
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 | The wavelength associated with the protons moving at speed of 40 m/s is. |
A. 7.20 nm
B. 9.02
C. 15.7 nm
D. 17.3 nm
|
| 2 | 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
|
| 3 | Pair production can take place only when energy of radiation is equal and greater than 1.02 MeV, thus correct option is. |
A. X rays
B. Gama rays
C. Heat Radiation
D. Ultraviolet rays
|
| 4 | Minimum energy needed to escape an electron ofrm metal surface is called: |
A. Threshold energy
B. Threshold frequency
C. Work function
D. Work ability
|
| 5 | Einstein photoelectric equation is |
D. None of these
|
| 6 | The minimum energy required for occurrence of pair production is: |
A. 1.022eV
B. 1.02keV
C. 1.02Me.V
D. 1.04MeV
|
| 7 | unit of Plank's constant is same as that of. |
A. Acceleration
B. Angular momentum
C. Linear momentum
D. Entropy
|
| 8 | If an object moves with speed of light, its mass will be. |
A. Zero
B. Maximum
C. Minimum
D. infinity
|
| 9 | By modern system of NAVSTAR, the speed any where on the earth can be determined to accuracy about. |
A. 20 ms-1
B. 10 ms-1
C. 2 cms-1
D. 2 ms-1
|
| 10 | The physical quantity related to photon, that does not change in Compton scattering is. |
A. Energy
B. Speed
C. Frequency
D. Wavelength
|
Test Questions