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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 binary equivalent of 25 is
Question # 2
The necessary condition for nuclear fusion is.
Question # 3
the gain of an amplifier is independent of
Question # 4
The unit Planck's constant is equivalent to that of.
Question # 5
The Inner electrons in heavy atoms can be disturbed and dislodged by.
Question # 6
Which particle interact via all fundamental forces.
Question # 7
The input exultation for a JFET is
Question # 8
Lines of Balmer series are emitted by hydrogen atom when the electron jumps from
Question # 9
The strength of photo electric current depends upon.
Question # 10
Which particle is removed by a photon.
Question # 11
The SI unit of current gain is.
Question # 12
The reciprocal of decay constant lamda of a radioactive substances is equal to.
Question # 13
The energy equivalent of 1 kg of matter a
Question # 14
When a beta particle travels though a medium it knocks out electrons from the atoms due to.
Question # 15
The particles equal in mass or greater than protons are called.
Question # 16
The path of electron in Rutherford atomic model according to classical theory a.
Question # 17
The electrons behave as waves, because they can .
Question # 18
Alpha particles are
Question # 19
When an object moves with a very high speed the length in the direction of motion.
Question # 20
The converse of pair production 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
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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 | The binding energy per nucleon for uranium is about. |
A. 7.7 MeV
B. 9.6 MeV
C. 13.6 MeV
D. 21.6 MeV
|
| 2 | When light of particular frequency is allowed to fall upon a metal surface electrons are emitted from a these emitted electrons are called. |
A. Photons
B. Holes
C. Quants
D. Photo electrons
|
| 3 | Critical mass is the minimum mass needed for |
A. Fusion
B. H-Bomb
C. Chain reaction
D. Binding energy
|
| 4 | The mass of proton is equal to. |
A. 1.673 x 10-27 kg
B. 1.673 x 1027 kg
C. 9.1 x 10-31 kg
D. 9.1 x 1031 kg
|
| 5 | Which given quantity remains the same in isotones. |
A. Mass number
B. Atomic number
C. Number of neutrons
D. Number of protons
|
| 6 | During the alpha decay process |
A. A neutron is emitted
B. a electron is emitted
C. A helium core is emitted
D. A proton core is emitted
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| 7 | White light a tungsten filament lamp is passed through sodium vapor and viewed through a diffraction gritting Which of the following best describes the spectrum which would be seen. |
A. Coloured lines on a black background
B. Coloured lines on a white background
C. Dark lines on a coloured background
D. Dark lines on a white background
|
| 8 | Sub atomic paticles whihc does not experience strong nuclear force are. |
A. hadrons
B. Photons
C. Leptons
D. Nucleons
|
| 9 | Which of the following is invariant under Galilean transformation. |
A. Velocity
B. Impulse
C. Momentum
D. Distance
|
| 10 | The helium nucleus does not contain |
A. Two electrons
B. Two neutrons
C. Two protons
D. Six nucleons
|
Test Questions
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