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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
00:00
Question # 1
Alpha particles are
Question # 2
Which BJT configurations used for signal inversion.
Question # 3
The mass of an alpha particle is.
Question # 4
In de Brogile model electron orbit must form
Question # 5
In CC configuration voltage gain is.
Question # 6
The bunding energy per nucleon for iron is.
Question # 7
LED is a p-n junction that emits
Question # 8
The critical mass of a fission reaction is.
Question # 9
Cobalt -60 is a radioactive element with half life of 5.25 years. What fraction of the original sample will be left after 26 years.
Question # 10
An Alpha particle is the same as
Question # 11
What is the scale for measurement of Banbridge mass spectrograph.
Question # 12
Two electrons approach each other their relative velocity will be.
Question # 13
The SI unit of absorbed dose in.
Question # 14
Which quantity remains fixed in isobars.
Question # 15
The part of theory of relativity which deals with accelerated bodies is called.
Question # 16
Transistor are made from
Question # 17
If an object moves with velocity of light the apparent length of the object moving the direction of motion becomes.
Question # 18
The electrons behave as wave because.
Question # 19
When objects placed in a room are exposed to X- rays they appear
Question # 20
X-ray are
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
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Set 12
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Set 13
20 Questions
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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
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 | The input exultation for a JFET is |
A. Current signal
B. Voltage signal
C. Voltage and current signals
D. Neither voltage nor current signal
|
| 2 | An example of continuous spectrum is. |
A. Black body radiation spectrum
B. Molecular spectra
C. Atomic spectra
D. All of the above
|
| 3 | The nucleus of tritium is called. |
A. Proton
B. Triton
C. Deuleron
D. Positron
|
| 4 | The particles less in mass than protons are |
A. Measons
B. Bosons
C. Baryons
D. Nucleons
|
| 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 | The half life of a radioactive element depends upon. |
A. Temperature
B. pressure
C. nature of element
D. quantity of the element
|
| 7 | Radioactive substances do not emit |
A. Alpha particles
B. Beta particles
C. Gama rays
D. Neutrons
|
| 8 | The half life of radium -226 is |
A. 1620 years
B. 45 x 109 years
C. 3.8 days
D. 23.5 minutes
|
| 9 | Half life of a radioactive elements 10 minutes If the initial cont. rate is 368 counts per minute for what time count rate reaches 32 counts per minute. |
A. 20 minutes
B. 40 minutes
C. 80 minutes
D. 120 minutes
|
| 10 | When light of particular frequency is allowed to fall upon a metal surface electrons are emitted from a these emitted electrons are called. |
A. Photons
B. Holes
C. Quants
D. Photo electrons
|
Test Questions
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