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FSC Part 2 Physics
Chapter 21 Test
Start Chapter 21 Test
FSC Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 21 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 21 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics FSC Part 2 Chapter 21 Online MCQ's Test
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Question # 1
The reciprocal of decay construct lamda of a radioactive element is.
Question # 2
Which one of the following is not affected by electric or magnetic field.
Question # 3
The total charge of any nucleus is:
Question # 4
Materials can be identified by measuring their
Question # 5
In Wilson cloud chamber, if tracks are thick, straight and continuous, then particle is
Question # 6
When gama rays are emitted, the nuclear mass.
Question # 7
X -rays are similar in nature to.
Question # 8
Which is true for both alpha particle and gama rays.
Question # 9
A radio active substance has a half life of four months. 3 -fourth of the substance will decay in:
Question # 10
When a nucleus emits an alpha particle, its atomic mass decreases by
Question # 11
Number of Isotopes of Neon gas are
Question # 12
The amount of energy equivalent to 1 a.m.u is
Question # 13
Mass equivalent of 931 MeV energy is:
Question # 14
The mass spectrum of naturally occurring neon shows the most abundant isotope has atomic mass.
Question # 15
The number of neutrons in Li are
Question # 16
Which pair belongs to hadrons.
Question # 17
The mass of protons is:
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FSC Part 2 Physics Chapter 21 Online Test MCQ's
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The number of protons in any atom are always equal to the number of |
A. Neutrons
B. Electrons
C. Positrons
D. Mesoris
|
| 2 | The force which is responsible for the breaking up of the radioactive element is. |
A. Weak nuclear force
B. Strong nuclear force
C. Electromagnetic force
D. Gravitational force
|
| 3 | If the following particle have the same energy, which particle has the shortest wave length. |
A. alpha particle
B. Neutron
C. Beta particle
D. Proton
|
| 4 | Binding energy per nucleus for uranium is above: |
A. 6.7 Mev
B. 7.7 Mev
C. 6.9 MeV
D. 7.9 MeV
|
| 5 | Hydrogen bomb is an example of. |
A. Nuclear fission
B. Nuclear fusion
C. Chain reaction
D. Chemical reaction
|
| 6 | The reciprocal of decay construct lamda of a radioactive element is. |
A. Half life
B. Mean life
C. Curie
D. total life
|
| 7 | When gama rays are emitted, the nuclear mass. |
A. Decreases by 4 units
B. Does not change
C. Increases by 2 units
D. Increase by 1 unit
|
| 8 | Nuclear fission was discovered by: |
A. Otto Hahn
B. Friz strassmann
C. Both a and b
D. Michaelson
|
| 9 | The building blocks of protons and neutrons are called. |
A. Ions
B. Electrons
C. Positrons
D. quarks
|
| 10 | The radioactive decay obeys the law |
Test Questions