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MCQ's Test For MDCAT Physics Chapter 16 Nuclear Physics MCQ's Test
Try The MCQ's Test For MDCAT Physics Chapter 16 Nuclear Physics MCQ's Test
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Total Questions20
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Time Allowed20
MDCAT Physics Chapter 16 Nuclear Physics MCQ's Test
00:00
Question # 1
A count rate 240 per minute reduces to 30 counts per min in 1 hour. The half-life of source is:
Question # 2
The binding energy per nucleon is:
Question # 3
The activity of a radioactive sample is 1.6 curie and half-life is 2.5 days. Its activity after 10 days will be:
Question # 4
The example of nuclear fusion is:
Question # 5
Beta particles have penetration of about:
Question # 6
When a radioactive nucleus emits a 𝖰 −paritcles, the mass number of the atom:
Question # 7
The most penetrating radiations out of the following is that of
Question # 8
The more readily fissionable isotope of uranium has an atomic mass of:
Question # 9
Due to emission of 𝖰+ − 𝒓𝒂𝒚𝒔:
Question # 10
The half-life of a radioactive element which has only 1//32 of its original mass left after a lapse of 60 days is:
Question # 11
The rate of decay radioactive substance:
Question # 12
𝑎, 𝖰 𝒂𝒏𝒅 radiations come out of radioactive substance:
Question # 13
During a negative β-decayv
Question # 14
Which of the following have maximum ionization power?
Question # 15
A radioactive isotope 𝟐𝟑𝟖 𝑼 decays consecutively to 𝟐𝟑𝟒 𝑼 the particles emitted are:
Question # 16
The fusion of hydrogen into helium is more likely to take place:
Question # 17
Half-life of radon gas is:
Question # 18
The uranium Nucleus 𝟐𝟑𝟖 𝑼 undergoes successive decays, emitting respectively 𝑎 − 𝒓𝒂𝒚,𝖰 − 𝒓𝒂𝒚 𝒂𝒏𝒅 − 𝒓𝒂𝒚𝒔. What is the atomic number and atomic mass of the resulting nucleus:
Question # 19
Beta particles have less ionizing power than that of alpha particles because:
Question # 20
For atomic nucleus, the binding energy per nucleon with increase in mass number:
Top Scorers Of MDCAT Physics Chapter 16 Nuclear Physics MCQ's Test MCQ`s Test
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U Unzila Ikhlaq 07 - Sep - 2024 08 Min 03 Sec 19/20 -
I Inbsaat Maryam 26 - Aug - 2024 08 Min 42 Sec 19/20 -
A ABBAS ALI 03 - Sep - 2024 03 Min 36 Sec 18/20 -
A Aliza shahbaz 30 - Aug - 2024 05 Min 10 Sec 17/20 -
A Azan Awan 17 - Sep - 2024 03 Min 43 Sec 16/20 -
0 008 Areeba Zulfiqar 19 - Jul - 2024 06 Min 07 Sec 16/20 -
N Noor ul Eman 05 - Sep - 2024 07 Min 16 Sec 16/20 -
E Esha Malik 25 - Jul - 2024 08 Min 01 Sec 16/20 -
H Hassan Shaikh 27 - Nov - 2024 03 Min 42 Sec 15/20 -
M Muhammad Wahab 17 - Aug - 2024 08 Min 36 Sec 15/20 -
S Sadia Sadia 31 - Oct - 2024 08 Min 38 Sec 14/20 -
M Mashal Islam 17 - Aug - 2024 09 Min 33 Sec 14/20 -
S Sharjeel Khan 03 - Sep - 2024 06 Min 57 Sec 13/20 -
A abdul Rehman 17 - Sep - 2024 08 Min 35 Sec 13/20 -
H Hoor 09 - Aug - 2024 11 Min 15 Sec 13/20
MCAT Physics Chapter 16 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | A radioactive nucleus can emit: |
A. Electron
B. 𝛼 particles
C. Positron
D. Any of these
|
| 2 | The rate of decay radioactive substance: |
A. Is constant
B. Decrease exponentially with time
C. Varies inversely with time
D. Decrease linearly with time
|
| 3 | Three quarks make up a: |
A. Leptons
B. Mesons
C. Baryons
D. Quark
|
| 4 | The number of electrons in a nucleus X of atomic number Z and mass number A is: |
A. A
B. W
C. Z
D. Y
|
| 5 | Which of the following have maximum ionization power? |
A. 𝛼 −rays
B. 𝛽 −rays
C. 𝛾 −rays
D. Same for all
|
| 6 | The more readily fissionable isotope of uranium has an atomic mass of: |
A. 220
B. 230
C. 235
D. 240
|
| 7 | A thorium nucleus is formed when a uranium nucleus emits an 𝑎 −particles. Atomic number of thorium is : |
A. 23
B. 60
C. 90
D. 70
|
| 8 | The phenomenon of radioactivity is associated with: |
A. Fission of nucleus
B. Disintegration of neutrons
C. Emission of spectral lines
D. Spontaneous disintegration of the nuclei of atoms
|
| 9 | The particles equal in mass or greater than mass of protons are called: |
A. Leptons
B. Mesons
C. Baryons
D. Quarks
|
| 10 | A radioactive isotope 𝟐𝟑𝟖 𝑼 decays consecutively to 𝟐𝟑𝟒 𝑼 the particles emitted are: |
A. One 𝛼 and one 𝛽
B. Two 𝛼 and one 𝛽
C. e 𝛼 and two 𝛽
D. Two 𝛼 and two 𝛽
|
Test Questions
Share your comments & questions here
jaweria
24 Sep 2019please bring some other nuclear mcqs