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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
When light of particular frequency is allowed to fall upon a metal surface electrons are emitted from a these emitted electrons are called.
Question # 2
Which temperature is required for the fusion of two nuclides.
Question # 3
The strength of photo electric current depends upon.
Question # 4
Why hydrogen atom does not emit x-rays.
Question # 5
One rem is equal to.
Question # 6
An example of continuous spectrum is.
Question # 7
The SI unit of decay constant is.
Question # 8
An operational amplifier can be used as a
Question # 9
Which BJT configurations used for signal inversion.
Question # 10
If we use two diodes and a centre tapped transformer we eill get
Question # 11
The SI unit of absorbed dose in.
Question # 12
One gray is equal to.
Question # 13
The energy equivalent of 1 kg of matter a
Question # 14
Special theory of relativity deals with the events in the frames of reference which move with constant.
Question # 15
In a fission reactor which particle causes a uranium -235 nucleus to split.
Question # 16
The path of Gama rays in Wilson cloud chamber is
Question # 17
In fission reaction, heavy water is used as a
Question # 18
A factory buy 100 g of a radioactive chemical with a half life of 5 years which decays to a stable compound How much of the chemical will still be radioactive 10 years time.
Question # 19
Base current of a transistor is 1 mA and collector current is 99 mA What is emitter current.
Question # 20
Low frequency response of an amplifier is mainly limited by.
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 | X-rays are absorbed maximum by |
A. Paper
B. Copper
C. Steel
D. Lead
|
| 2 | An operational amplifier have how many input terminals. |
A. One
B. Two
C. Three
D. Four
|
| 3 | The energy in electron volts necessary to remove the most loosely bound electron from the neutral atom is known as. |
A. Faraday energy
B. Wave number
C. Ionization Potential
D. Excitation potential
|
| 4 | Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to. |
A. 2.4 J
B. 4.2 J
C. 12.3 eV
D. 13.6 eV
|
| 5 | The nucleus of tritium is called. |
A. Proton
B. Triton
C. Deuleron
D. Positron
|
| 6 | In CE amplifier phased reversal occurs when the output voltage is taken between |
A. Base and collector
B. Base and emitter
C. Collector and emitter
D. None of the terminals
|
| 7 | White light a tungsten filament lamp is passed through sodium vapor and viewed through a diffraction gritting Which of the following best describes the spectrum which would be seen. |
A. Coloured lines on a black background
B. Coloured lines on a white background
C. Dark lines on a coloured background
D. Dark lines on a white background
|
| 8 | Which configuration is used to connect high impedance source to a low impedance lead. |
A. CE
B. CB
C. CC
D. BE
|
| 9 | The unit of Rydberg constant R is |
A. m
B. m3
C. m-1
D. m-2
|
| 10 | The possible values of principal quantum number are. |
A. only zero
B. 0,1,2,...................7
C. 1,2,3........................8
D. 2,3,4,6...............10
|
Test Questions
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