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MCQ's Test For ECAT Physics Chapter 21 Nuclear Physics
Try The MCQ's Test For ECAT Physics Chapter 21 Nuclear Physics
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Total Questions15
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Time Allowed20
ECAT Physics Chapter 21 Nuclear Physics
00:00
Question # 1
Three quarks make:
Question # 2
The number of all the protons and neutrons in a nucleus is known as
Question # 3
The chemical properties of all the isotopes of an elements are
Question # 4
The number if neutrons in the nucleus of 92U235are
Question # 5
Neutron was disvovered by:
Question # 6
The missing mass which is converted to energy in the formation of nucleus, is called
Question # 7
According to Rutherford atomic model, the positive charge in an atom
Question # 8
The reciprocal of decay constant λ of a radioactive material is:
Question # 9
The chemical properties of an element depends upon the number of
Question # 10
In his experiment on nuclear reactions, Rutherford bombardedα particles on:
Question # 11
When a charged particle passes through matter, it produces ionization, this effect is used in
Question # 12
The half lie of radium-226 is
Question # 13
Gamma rays consist of steam of
Question # 14
When thorium nucleus emits aβ-particle, the daughter nucleus is called:
Question # 15
Which of the following material has smaller has life
Prepare Complete Set Wise ECAT Physics Chapter 21 Nuclear Physics MCQs Online With Answers
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ECAT Physics Chapter 21 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The nucleus/nuclei of hydrogen is/are: |
A. Proton
B. Deuteron
C. Triton
D. All of these
|
| 2 | Neutrons are |
A. positive charge
B. negatively charged
C. massless
D. neutral
|
| 3 | Which of these is not a radiation detector |
A. Wilson cloud chamber
B. cyclotron acceleration
C. Geiger Miller counter
D. solid state detector
|
| 4 | Which are not the elementary particles? |
A. Photons
B. Leptons
C. Hadrons
D. Quarks
|
| 5 | Radioactivity was discovered by: |
A. Becquerel
B. Marie curie
C. Pierre curie
D. All of them
|
| 6 | The chemical properties of all the isotopes of an elements are |
A. same
B. different
C. slightly different
D. none of these
|
| 7 | Referring to the above figure, the binding energy per nucleon increases upto mass number equal to: |
A. 50
B. 100
C. 150
D. 200
|
| 8 | Radioactivity was discovered by |
A. Rutherford
B. Henri Becqureal
C. Maxwell
D. James Chadwick
|
| 9 | The unit of decay constant is: |
A. Second
B. Metre
C. Hour
D. Year
|
| 10 | If 'V' is the relativistic speed and 'C' is the speed of light then according to Einstien the factor V/C must always be |
A. Equal to 1
B. Less than 1
C. Greater than 1
D. Infinity
|
Test Questions
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