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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 heated is become dull red at:
Question # 2
Einstein photoelectric equation is
Question # 3
A positron is an anti particle of.
Question # 4
Maximum Compton shift is observed at.
Question # 5
The dimensions of Plank's constant is same as that of.
Question # 6
Platinum wire becomes white at a temperature of.
Question # 7
When the K.E. of photoelectric is zero, the frequency of incident photon is.
Question # 8
The mass of an object will be doubled at speed.
Question # 9
Joule second is the unit of.
Question # 10
The number of electrons emitted depends upon
Question # 11
Internal frame is a frame is which
Question # 12
The stopping potential for a certain metal is 10 volts. Thus work function for the cathode is.
Question # 13
A perfect absorber must also be perfect
Question # 14
The minimum frequency needed to emit an electron form metal surface is called:
Question # 15
The unit for Plank's constant is:
Question # 16
1 kg mass will be equivalent to energy.
Question # 17
Which one of the following physical quantities change with relativistic speed?
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 |
|
A. Wien's constant
B. Planck's constant
C. Davison constant
D. Lumber's constant
|
| 2 | 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
|
| 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 | Platinum wire becomes white at a temperature of. |
A. 1600oC
B. 1300oC
C. 1100oC
D. 900oC
|
| 5 | unit of Plank's constant is same as that of. |
A. Acceleration
B. Angular momentum
C. Linear momentum
D. Entropy
|
| 6 | The Compton effect is associated with |
A. X-rays
B. y-rays
C. Positive rays
D. ß-rays
|
| 7 | Using relativistic effects the location of an air craft after an hour fight can be predicated about |
A. 20 m
B. 50 m
C. 760 m
D. 780 m
|
| 8 | Platinum wire becomes yellow at a temperature of. |
A. 900 oC
B. 1300oC
C. 1600oC
D. 500oC
|
| 9 | The minimum energy required for occurrence of pair production is: |
A. 1.022eV
B. 1.02keV
C. 1.02Me.V
D. 1.04MeV
|
| 10 | Who explained the photo electric effect. |
A. Max Plank
B. Einstein
C. Henry
D. Rutherford
|
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