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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
00:00
Question # 1
GM counter uses
Question # 2
Which of the following is similar to electron.
Question # 3
The radio active nuclide 86Ra228 decays by a series of emissions of three alpha particles and one beta particle. The nuclide X finally formed is:
Question # 4
The first atomic reactor was introduced by
Question # 5
Marie Curie and Pierre Curie discovered.
Question # 6
The most useful tracer is.
Question # 7
Two up quarks and one down quarks makes a
Question # 8
The reciprocal of decay construct lamda of a radioactive element is.
Question # 9
The force which is responsible for the breaking up of the radioactive element is.
Question # 10
For workers in nuclear facilities is, a weekly does of is normally considered safe
Question # 11
A device that shows the visible path of ionizing particle is called.
Question # 12
Charge on an electron was determined by
Question # 13
The particles equal in mass but greater than proton are.
Question # 14
Which is true for both alpha particle and gama rays.
Question # 15
Two down and one up quarks make
Question # 16
When a nucleus emits alpha particle its atomic mass decreases by
Question # 17
Those elements whose charge number z is greater then __________ are unstable:
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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 activity of radioactive sample |
A. Is constant
B. Increases with time
C. Decreases linearly with time
D. Decreases exponentially with time
|
| 2 | The first atomic reactor was introduced by |
A. Currie
B. Enrico Fermi
C. Newton
D. Bohr
|
| 3 | When a nucleus emits alpha particle its atomic mass decreases by |
A. 1
B. 2
C. 3
D. 4
|
| 4 | A pair of quark and anti quark makes a. |
A. Meason
B. harden
C. Lapton
D. Baryon
|
| 5 | The charge on Beta particle is |
A. +e
B. -e
C. -2e
D. None of these
|
| 6 | The mass of beta particle is equal to mass of. |
A. Protons
B. Electrons
C. Neutrons
D. Boron
|
| 7 | Which of the following is similar to electron. |
A. Beta particle
B. Alpha particle
C. Neutron
D. Proton
|
| 8 | The dead time of G.M tube is. |
A. 10-1 sec
B. 10-6sec
C. 10-4sec
D. 10-8sec
|
| 9 | The Unit of decay constant. |
A. Second
B. (second)-1
C. m-1
D. mk
|
| 10 | The bnding energy for nucleus A is 7.7 Me V and that for nucleus B is 7.8 MeV. Which nucleus has the larger mass? |
A. Nucleas A
B. Nucleus B
C. Less than nucleus
D. None of these
|
Test Questions
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