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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 most convenient unit for energy at the atomic level is.
Question # 2
Neutrino9 is a particle with
Question # 3
The phenomenon in which a photon of frequency 'f' is scattered by an electron and the scattered photon has frequency f <f is known as.
Question # 4
Transistor stands for
Question # 5
Which one of the following has the largest wavelength.
Question # 6
A logic circuit whose output signal is '1' when inputs are different is.
Question # 7
Which of the following is the most commonly used regions of operations for a transistor.
Question # 8
The reciprocal of decay constant lamda of a radioactive element is.
Question # 9
Which one among these contacts in a transistor is non rectifying.
Question # 10
Negative feedback
Question # 11
In electromagnetic spectrum X-rays are next to.
Question # 12
Which configuration is used to connect high impedance source to a low impedance lead.
Question # 13
Which of the following is required for maintaining sustained chain reaction.
Question # 14
In potential for the material of cathode pure metals are rarely used because of their
Question # 15
The binary equivalent of 25 is
Question # 16
The electron behave an waves because
Question # 17
Transistor are made from
Question # 18
the wavelength of continuous X-rays is inversely proportional to.
Question # 19
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.
Question # 20
The phenomenon of radioactivity is associated with
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 | 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
|
| 2 | One rem is equal to. |
A.
0.1 Sv
B. 0.01 Sv
C. 0.001 Sv
D. 0.0001 SV
|
| 3 | The photons emitted in inner shell transition are. |
A. Alpha particle
B. Beta particle
C. Gama particle
D. Characteristic X-rays
|
| 4 | What is the quantitative description of the effect of radiation on the living tissue. |
A. Radiation dosimetry
B. Radioactive dating
C. Telemetry
D. Dosage
|
| 5 | Which type of radiation would be stopped completely by a thin piece of cardboard. |
A. Alpha particles
B. Beta particles
C. Gama rays
D. X -rays
|
| 6 | Induced fission result from the absorption of |
A. electron
B. Proton
C. Nucleon
D. Neutron
|
| 7 | The input resistance of a JFET is of the order of. |
A. 1 M Mega
B. 10 M Mega
C. 100 M Mega
D. 1,000 M Mega
|
| 8 | The half life of a radioactive substance is 6 years What is the time taken by 12 g of this substance to decay completely. |
A. 12 years
B. 24 years
C. 48 years
D. infinity
|
| 9 | 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
|
| 10 | LED is a p-n junction that emits |
A. Visible light
B. X- rays
C. Ultraviolet light
D. electromagnetic waves
|
Test Questions
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