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Prepare Modern Physics and all other important topics with PPSC Physics online test. Modern Physics is a term that is used to describe all the discoveries and observations that made physicists rethink their understanding of Physics in the 19th and 20th centuries. In this day and age, one can't study Physics without having a firm understanding of concepts of Modern Physics. That’s why seekers for PPSC Physics jobs need to understand the subject of Modern Physics. Examiners ask many questions from this topic in the PPSC Physics test.
To make the PPSC exam preparation easier for you, team IlmKiDunya.com has created the PPSC Physics online test portal. On this page, you can attempt the PPSC online test MCQs about Modern Physics. Many students complain that they don’t find information about the PPSC Physics exam preparation. We at IlmKiDunya.com bring PPSC online test to your fingertips so you can prepare quickly for the test.
MCQ's Test For PPSC Physics Topic 7 Modern Physics
Try The MCQ's Test For PPSC Physics Topic 7 Modern Physics
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Total Questions20
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Time Allowed20
PPSC Physics Topic 7 Modern Physics
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Question # 1
What is the energy equivalent to amu in Me V
Question # 2
The phenomenon of radioactivity is associated with
Question # 3
X-rays are
Question # 4
An example of continuous spectrum is.
Question # 5
the gain of an amplifier is independent of
Question # 6
The advantage of electron tube over semiconductor is.
Question # 7
Which of the following are particle accelerators.
Question # 8
The unit Planck's constant is equivalent to that of.
Question # 9
The possible values of principal quantum number are.
Question # 10
If an object moves with velocity of light the apparent mass of the object as compared to list original mass is
Question # 11
What are isotopes.
Question # 12
The SI unit of radioactivity is.
Question # 13
The capture of neutron by a proton results in the formation of.
Question # 14
Which one of the following is a convenient energy unit to express the energy of sub atomic particles.
Question # 15
In a photocell, certain metals emit electrons for
Question # 16
Isotopes are the atoms of the same elements which contain equal number of.
Question # 17
The exitance of more than one distinct state with the same energy is called.
Question # 18
Which of the following describes that the time interval between two events may be different in different of references
Question # 19
The SI unit of current gain is.
Question # 20
The process of pair production will take place if the energy of photon is greater than.
Prepare Complete Set Wise PPSC Physics Topic 7 Modern Physics MCQs Online With Answers
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Set 1
20 Questions
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Set 2
20 Questions
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Set 3
20 Questions
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Set 4
20 Questions
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Set 5
20 Questions
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Set 6
20 Questions
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Set 7
20 Questions
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Set 8
20 Questions
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Set 9
20 Questions
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Set 10
20 Questions
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Set 11
20 Questions
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Set 12
20 Questions
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Set 13
20 Questions
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Set 14
20 Questions
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Set 15
20 Questions
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Set 16
20 Questions
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Set 17
20 Questions
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Set 18
20 Questions
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Set 19
20 Questions
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Set 20
20 Questions
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Set 21
3 Questions
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Top Scorers Of PPSC Physics Topic 7 Modern Physics MCQ`s Test
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Q Queen Fatima 22 - Aug - 2023 00 Min 47 Sec 20/20 -
M mahnoor javaid 25 - Sep - 2022 08 Min 10 Sec 17/20 -
S Sanina Arzoo 07 - Mar - 2023 04 Min 02 Sec 15/20 -
F Fiza Farooq 05 - Dec - 2022 06 Min 10 Sec 15/20 -
S Saira Malik 25 - Oct - 2022 00 Min 02 Sec 14/20 -
A Asma Azam 21 - Jan - 2022 03 Min 57 Sec 14/20 -
M Muhammad Zeshan 20 - Sep - 2024 06 Min 17 Sec 14/20 -
S SHERAZ AHMAD 17 - Oct - 2024 08 Min 57 Sec 14/20 -
W Waqar Ali 19 - Dec - 2023 11 Min 30 Sec 14/20 -
W wa-Qul rabbi Zidni ilma 04 - Dec - 2023 04 Min 59 Sec 13/20 -
N Nida Ashfaq 04 - Oct - 2022 06 Min 48 Sec 13/20 -
M Muhammad Ahsaan 26 - Aug - 2022 10 Min 12 Sec 13/20 -
F fida hussain 27 - Apr - 2023 04 Min 29 Sec 12/20 -
S Shaf Ashrafali 08 - Aug - 2024 04 Min 55 Sec 12/20 -
S shahid habib 31 - Mar - 2024 06 Min 29 Sec 12/20
PPSC Physics Chapter 7 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | NOR gate is a combination of. |
A. OR gate and NOT gate
B. OR gate and AND gate
C. OR gate and OR gate
D. NOT gate and AND gate
|
| 2 | Ashes from a campfire deep in a cave show carbon -14 activity of only one eighth the activity of fresh wood. How long ago was that campfire made. |
A. 13590 years
B. 15190 years
C. 17190 years
D. 21190 years
|
| 3 | LASER is a device which can produce. |
A. Monochromatic beam of light
B. Coherent beam of light
C. An intense beam of light
D. All of the above
|
| 4 | A slow neutron can cause fission in |
A. Uranium -238
B. Uranium-235
C. Hydrogen-1
D. Thorium -232
|
| 5 | Which six particles and their antiparticles interact by the weak interaction. |
A. Leptons
B. Hadrons
C. Muons
D. pi mesons
|
| 6 | Isotopes are the atoms of the same elements which contain equal number of. |
A. Nucleus
B. Neutrons
C. Protons
D. Electrons
|
| 7 | Which one of the following is a neutron absorber |
A. Pb
B. Cd
C. Cu
D. Ag
|
| 8 | X-rays are |
A. Longitudinal wave
B. Transvers waves
C. Secondary waves
D. Fast sound waves
|
| 9 | Atomic reactor is based on |
A. Controlled chain reaction
B. Uncontrolledly chain reaction
C. Nuclear fission
D. Nuclear fusion
|
| 10 | Compton scattering experiment seemed to indicate that radiation had |
A. Wave nature
B. Particle nature
C. Wave particle nature
D. X-rays nature
|
Test Questions