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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
An example of continuous spectrum is.
Question # 2
The unit of Rydberg constant R is
Question # 3
When Photon incident on a metal produce the emission of electrons the process is called.
Question # 4
When an electron and a positron are annihilated, then number of protons produced is.
Question # 5
The two elements with same number of electrons but different mass number are called.
Question # 6
The input resistance of a JFET is of the order of.
Question # 7
Which of the following quantities is discrete according to Bohr's hypothesis.
Question # 8
What do we study by crystallography.
Question # 9
The continuous X rays spectrum is due to an effect.
Question # 10
In which reaction two or more small light nuclei nuclei come together or fuse to form a large nucleus.
Question # 11
The tunnel effect makes possible
Question # 12
During transition, atom cannot emit
Question # 13
When an object moves with a very high speed the length in the direction of motion.
Question # 14
When we pass a radiation from a radioactive material through an electric field.
Question # 15
Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to.
Question # 16
X-rays are not used in RADARs because
Question # 17
Which one of the following quantities is conserved in a nuclear reactor.
Question # 18
In n-p-n transistor the current flows in the direction from
Question # 19
Which of the following has greatest binding energy per nucleon.
Question # 20
Which one of the following has maximum frequency.
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 | When Be is bombarded by alpha particles, then we obtain |
A. electron
B. Proton
C. Positron
D. Neutron
|
| 2 | Which of the following is not a mode of radioactive decay. |
A. Positron emission
B. Electron capture
C. Fusion reaction
D. A decay
|
| 3 | 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
|
| 4 | Which type of amplifier causes minimum drain of power supply. |
A. Class -A
B. Class -B
C. Class-C
D. Class -AB
|
| 5 | The most suitable material for moderator in a nuclear reactor is. |
A. B
B. Cd
C. D2O
D. Uranium
|
| 6 | The phenomenon of Compton's effect process that right has |
A. Wave nature
B. Particle nature
C. Dual nature
D. Corpuscular nature
|
| 7 | In a cloud chamber the Alpha particles leave |
A. Dense, straight and continuous tracks
B. Only straight and continuous tracks
C. Thin and discontinuous tracks
D. Irregular tracks
|
| 8 | The potential due to which an electron is lifted from gerund state to excited state is. |
A. Potential gradient
B. excitation potential
C. Ionization potential
D. Potential difference
|
| 9 | Work function is generally expressed in. |
A. Electron volt
B. Joules
C. Newtons
D. Gauss
|
| 10 | The half life of a radioactive element depends upon. |
A. Temperature
B. pressure
C. nature of element
D. quantity of the element
|
Test Questions
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