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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 temperature is required for the fusion of two nuclides.
Question # 2
Matter waves
Question # 3
The half life of radium -226 is
Question # 4
The Beta particles move along.
Question # 5
The working of cloud chamber is based in the presence of.
Question # 6
The continuous x rays spectrum is obtained due to
Question # 7
Which one of the following quantities is conserved in a nuclear reactor.
Question # 8
The total energy of the hydrogen atom is
Question # 9
Tracer techniques make use of.
Question # 10
Alpha particles are
Question # 11
The SI unit of decay constant is.
Question # 12
A gama ray of energy 1900 MeV is absorbed by
Question # 13
In fission reaction, heavy water is used as a
Question # 14
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 # 15
Sub atomic paticles whihc does not experience strong nuclear force are.
Question # 16
Though the wavelength of X-rays is smaller than that of visible light yet the speed of X-rays in vacuum is.
Question # 17
When Photon incident on a metal produce the emission of electrons the process is called.
Question # 18
Which type of radiation would be stopped completely by a thin piece of cardboard.
Question # 19
Which of the following particles leave no trail in a cloud chamber.
Question # 20
Which of the following is formed by decay of a free neurton.
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 | An Alpha particle is the same as |
A. A helium nucleus
B. A high speed electron
C. A hydrogen nucleus
D. Electromagnetic radiation of short wavelength
|
| 2 | The ionization potential of hydrogen atom is. |
A. 10.2 V
B. 13.6 V
C. 12.97 V
D. 27.2 V
|
| 3 | Lines of Balmer series are emitted by hydrogen atom when the electron jumps from |
A. The first orbit to any other orbit
B. Higher orbits to second orbit
C. Higher orbits to first orbit
D. The third orbit to higher orbit
|
| 4 | The mass of an alpha particle is. |
A. 2 u
B. 4 u
C. 6 u
D. 8 u
|
| 5 | Which of the following is its own anti particle. |
A. Photon
B. Electron
C. Proton
D. positron
|
| 6 | The continuous X rays spectrum is due to an effect. |
A. Bremsstrahlung
B. Breaking radiation
C. Holography
D. both a and b
|
| 7 | An active component of an electronic circuit consisting of a small block of semiconducting material to which at least three electrical contacts are made is known as. |
A. Rectifier
B. Amplifier
C. Thermocouple
D. Transistor
|
| 8 | In radiotherapy X-rays are used to. |
A. Treat cancer
B. Delect bone fracture
C. Cure heart diseasee
D. All of the above
|
| 9 | A complete amplifier circuit made on a silicon chip and enclosed in a small capsule is |
A. Inductor
B. Metal detector
C. Diode
D. Operational amplifier
|
| 10 | Which temperature is required for the fusion of two nuclides. |
A. 106 K
B. 107 K
C. 10 8 K
D. 10 9 K
|
Test Questions
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