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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 wavelength of continuous X-rays is inversely proportional to.
Question # 2
The best shield against Gama rays would be of
Question # 3
Alpha particles are
Question # 4
The Beta particles move along.
Question # 5
Choose the one which acts as single inverter.
Question # 6
In which of the following studies x-rays are not helpful.
Question # 7
Which of the following can be used as an arrester in a nuclear reactor.
Question # 8
The electrons behave as wave because.
Question # 9
The wavelength of Lyman series for hydrogen spectrum lies in the.
Question # 10
The gama rays have
Question # 11
In fission reaction, heavy water is used as a
Question # 12
Which of the following is not a mode of radioactive decay
Question # 13
The continuous X rays spectrum is due to an effect.
Question # 14
As the mass number increases, the binding energy per nucleon in a nucleus
Question # 15
There are how many types of forces or interactions.
Question # 16
The tunnel effect makes possible
Question # 17
Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to.
Question # 18
Most widely used types of gas LASER are
Question # 19
The photons emitted in inner shell transition are.
Question # 20
The mass of an alpha particle 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
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Set 11
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Set 12
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Set 13
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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 | Special theory of relativity deals with the events in the frames of reference which move with constant. |
A. Time interval
B. Acceleration
C. Momentum
D. space interval
|
| 2 | The possible values of principal quantum number are. |
A. only zero
B. 0,1,2,...................7
C. 1,2,3........................8
D. 2,3,4,6...............10
|
| 3 | The total number nucleons in a nucleus are called. |
A. Mass number
B. Atomic number
C. Neutron number
D. Isotopes
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| 4 | Which of the following phenomenon is explained by the tunnel efffect. |
A. Alpha decay
B. Beta decay
C. Gama decay
D. Radioactivity
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| 5 | The nucleus of tritium is called. |
A. Proton
B. Triton
C. Deuleron
D. Positron
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| 6 | Why hydrogen atom does not emit x-rays. |
A. its size is very small
B. It contains only single electron
C. In it energy levels are for apart
D. In it energy levels are close to each other
|
| 7 | An AND gate is. |
A. Equivalent to a series switching circuit.
B. Equivalent to a parallel switching circuit
C. Equivalent ot universal gate
D. A reciprocal of NAND gate
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| 8 | Which one the following is not a component of a Bipolar junction Transistor |
A. Base
B. Emitter
C. Collector
D. Grid
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| 9 | The two elements with same number of electrons but different mass number are called. |
A. Isotones
B. Isobars
C. Isotopes
D. Isomers
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| 10 | The angular speed of an electron in the nth orbit of Bohr's hydrogen atom is. |
A. Directly proportional to n
B. Directly proportional to n2
C. Inversely proportional to n
D. Inversely proportional to n2
|
Test Questions
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