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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
The energy delivered to the tissue per unit mass is called the absorbed dose of.
Question # 2
The process of pair production will take place if the energy of photon is greater than
Question # 3
Which of the following quantities is discrete according to Bohr's hypothesis.
Question # 4
The chemical behavior of an atom is determined by
Question # 5
The maximum K.E of photo electrons depends upon
Question # 6
Which of the following can be used as an arrester in a nuclear reactor.
Question # 7
How positives feedback will effect an amplifier.
Question # 8
Alpha particles are
Question # 9
The rest mass of a particle is independent of the
Question # 10
Besides U 235 what else is needed for making as atomic bomb.
Question # 11
In the fusion process, there are
Question # 12
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.
Question # 13
In scattering experiment which force scatters alpha particle.
Question # 14
The possible values of principal quantum number are.
Question # 15
At room temperature the potential difference between the two sides of depletion region for silicon is of the order of.
Question # 16
In a fission reactor which particle causes a uranium -235 nucleus to split.
Question # 17
The Compton effect in X-rays proves that
Question # 18
Which six particles and their antiparticles interact by the weak interaction.
Question # 19
The exitance of more than one distinct state with the same energy is called.
Question # 20
In fission reaction, heavy water is used as a
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
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Set 8
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Set 9
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Set 10
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Set 11
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Set 12
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Set 13
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Set 14
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Set 15
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Set 16
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Set 17
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Set 18
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Set 19
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Set 20
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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 | Which of the following has greatest binding energy per nucleon. |
A. Normal hydrogen
B. Deuterium
C. Tritium
D. Helium-4
|
| 2 | As the mass number varies, which of the quantities does not change w.r.t nucleus. |
A. Mass
B. Volume
C. Binding energy
D. Density
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| 3 | In an electronic transition atom cannot emit |
A. Gama rays
B. Visible rays
C. Infrared rays
D. Ultraviolet rays
|
| 4 | Choose the one which acts as single inverter. |
A. Common emitter
B. common collector
C. Common base
D. Diode
|
| 5 | Which temperature is required for the fusion of two nuclides. |
A. 106 K
B. 107 K
C. 10 8 K
D. 10 9 K
|
| 6 | How many types of quarks were suggested i 1964 quark theory. |
A. Two
B. Three
C. Four
D. Five
|
| 7 | Mosley's law establishes the x rays fluorescence's of target element with its. |
A. Atomic weight
B. Atomic number
C. Density
D. Lattice constant
|
| 8 | Which of the following radiations can penetrate 20 cm thick steel. |
A. Alpha particles
B. Beta particles
C. Gama particles
D. Neutrons
|
| 9 | The phenomenon of Compton's effect process that right has |
A. Wave nature
B. Particle nature
C. Dual nature
D. Corpuscular nature
|
| 10 | The chemical behavior of an atom is determined by |
A. Mass number
B. Number of Isotopes
C. Atomic number
D. Binding energy
|
Test Questions