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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 Compton effect in X-rays proves that
Question # 2
The tunnel effect makes possible
Question # 3
Positron are produced during.
Question # 4
In which reaction two or more small light nuclei nuclei come together or fuse to form a large nucleus.
Question # 5
Alpha particles emitted from a radioactive material are.
Question # 6
LED is a p-n junction that emits
Question # 7
Current gain of a CE amplifier is 50, ITS hfe is about
Question # 8
Which one of the following quantities is conserved in a nuclear reactor.
Question # 9
Which of the following atom pair have the same structure.
Question # 10
The two elements with same number of electrons but different mass number are called.
Question # 11
Mosley's law establishes the x rays fluorescence's of target element with its.
Question # 12
Bohr's atomic model assumes
Question # 13
What is the quantitative description of the effect of radiation on the living tissue.
Question # 14
Mosley's law establishes the X-rays fluorescence of target element with is.
Question # 15
The half life of radium -226 is
Question # 16
Which of the following properties is not exhibited by X-rays.
Question # 17
The electron behave an waves because
Question # 18
Which of the following is the most massive particle.
Question # 19
The decay process in which an unstable nucleus splits into two fragments of comparable mass is known as.
Question # 20
The unit generally used for measuring astronomical distances is.
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 | The particles less in mass than protons are |
A. Measons
B. Bosons
C. Baryons
D. Nucleons
|
| 2 | If an object moves with velocity of light the apparent length of the object moving the direction of motion becomes. |
A. Larger
B. Smaller
C. Zero
D. Infinity
|
| 3 | If we use two diodes and a centre tapped transformer we eill get |
A. Transistor
B. Amplifier
C. Half wave rectifier
D. Full wave rectifier
|
| 4 | The phenomenon of radioactivity is associated with |
A. Decay of nucleus
B. Decay of atoms
C. Fusion of nuclei
D. Emission of electrons
|
| 5 | Which quantity remains fixed in isobars. |
A. Mass number
B. Atomic number
C. Number of neutrons
D. Number of protons
|
| 6 | The neutral atoms of all isotopes of the same element contain the same numbers of. |
A. Electrons and protons
B. Electrons and neutrons
C. Neutrons
D. Neutrons and protons
|
| 7 | When transistor works as an amplifier, its output is. |
A. More
B. Less
C. Zero
D. Directly proportional to the input
|
| 8 | The radius of second orbit of hydrogen atom is |
A. 0.071 A
B. 0.142 A
C. 4.752 A
D. 9.5298 A
|
| 9 | The loss of mass in a.m.u in a nuclear change can be calculated from energy involved in MeV by |
A. Dividing by 931
B. Multiplying by 931
C. Diving by 391
D. Multiplying by 391
|
| 10 | Positron are produced during. |
A. Annihilation
B. ionization
C. Pair production
D. x rays production
|
Test Questions
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