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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
Which circuit elements has two stable states and can be used to store information.
Question # 2
Which of the following are electromagnetic waves.
Question # 3
The total number nucleons in a nucleus are called.
Question # 4
The capture of neutron by a proton results in the formation of.
Question # 5
The electrons behave as waves, because they can .
Question # 6
Sub atomic paticles whihc does not experience strong nuclear force are.
Question # 7
Which is the famous standard model of the universe.
Question # 8
Which six particles and their antiparticles interact by the weak interaction.
Question # 9
Which of the following wavelength lies in X-rays region.
Question # 10
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 # 11
Which of the following is invariant under Galilean transformation.
Question # 12
Transistor stands for
Question # 13
Which of the following particles leave no trail in a cloud chamber.
Question # 14
The scientific theory concerning the coming into existence of universe.
Question # 15
The two elements with same number of electrons but different mass number are called.
Question # 16
During transition, atom cannot emit
Question # 17
In a cloud chamber the Alpha particles leave
Question # 18
The angular speed of an electron in the nth orbit of Bohr's hydrogen atom is.
Question # 19
The most abundant isotope of neon is.
Question # 20
The tunnel effect makes possible
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 | Critical mass is the minimum mass needed for |
A. Fusion
B. H-Bomb
C. Chain reaction
D. Binding energy
|
| 2 | If the base emitter junction is forward biased and base collector junction is reverse biased the BJT is in. |
A. cut of mode
B. Amplification mode
C. Saturation mode
D. Inversion mode
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| 3 | Why is a capacitor resistor combination used in oscillators in grid circuit. |
A. To generate oscillation
B. To bias the grid automatically
C. To amplify oscillations
D. To sustain the oscillations.
|
| 4 | Though the wavelength of X-rays is smaller than that of visible light yet the speed of X-rays in vacuum is. |
A. longer that that of visible light
B. Smaller than that of visible light
C. Same as that of visible light
D. Unpredictable
|
| 5 | Half life and mean lifetime of a radioactive element are. |
A. Equal to each other
B. Inversely proportional to each other
C. Directly proportional to each other
D. Not related to each other
|
| 6 | Specially designed solid state detector can be used to detect. |
A. Alpha particles
B. Beta particles
C. Gama rays
D. X- rays
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| 7 | Which one of the following has maximum frequency. |
A. Visible light
B. Gama rays
C. Ultraviolet rays
D. Infrared rays
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| 8 | Which configuration is used to connect high impedance source to a low impedance lead. |
A. CE
B. CB
C. CC
D. BE
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| 9 | Which given element has lowest work function |
A. Na
B. Al
C. si
D. C
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| 10 | Which one of the following has the largest wavelength. |
A. x rays
B. Infrared rays
C. Visible light
D. Radio waves
|
Test Questions
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