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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
In scattering experiment which force scatters alpha particle.
Question # 2
A newly prepared radioactive nuclide has a decay constant Lamda of 10-6 s-1 What is the approximate half life of the nuclide.
Question # 3
Mean life of a radioactive sample is 100 s its half life will be
Question # 4
Which configuration is used to connect high impedance source to a low impedance lead.
Question # 5
Low frequency response of an amplifier is mainly limited by.
Question # 6
Current gain of a CE amplifier is 50, ITS hfe is about
Question # 7
Which of the following is not a mode of radioactive decay.
Question # 8
The half life of a radioactive element depends upon.
Question # 9
The angle of scattering for which the Compton shift is maximum is.
Question # 10
Though the wavelength of X-rays is smaller than that of visible light yet the speed of X-rays in vacuum is.
Question # 11
X-rays used for
Question # 12
What do we study by crystallography.
Question # 13
The particles equal in mass or greater than protons are called.
Question # 14
In which of the following controlled nuclear chain reaction is used to liberate energy.
Question # 15
On which factor cut off wavelength of X-rays coming from a Coolidge tube depends upon.
Question # 16
The most convenient unit for energy at the atomic level is.
Question # 17
Special theory of relativity deals with the events in the frames of reference which move with constant.
Question # 18
If we use two diodes and a centre tapped transformer we eill get
Question # 19
A body moves with velocity of 2 x 106 m s-1 its relativistic mass becomes
Question # 20
The critical mass of a fissionable material 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 hyperfine lines in the spectrum relates to |
A. Stark effect
B. Zeeman effect
C. Lande's spliting
D. Nuclear magnetic spin
|
| 2 | Which of the following are particle accelerators. |
A. Cyclotrons
B. Synchrotrons
C. Linear accelerators
D. All of the above
|
| 3 | The electrons behave as wave because. |
A. They can be diffracted by a crystal
B. They can be defecting by magnetic field
C. They can be deflecting by electric field
D. they can produce ions in gases
|
| 4 | The ionization energy for hydrogen atom is |
A. -11.6 eV
B. -12.6 eV
C. -13.6 eV
D. -19.6 eV
|
| 5 | A single quantum of electromagnetic radiation is termed as. |
A. Compton
B. Photon
C. Hyperon
D. Meson
|
| 6 | the gain of an amplifier is independent of |
A. The two externally connected resistances
B. What is happening inside the amplifier
C. Internal structure of the amplifier
D. All of the above
|
| 7 | The unit generally used for measuring astronomical distances is. |
A. Parsecs
B. Light year
C. Metre
D. Kilometer
|
| 8 | Which particle has zero charge and zero rest mass. |
A. Neutron
B. Proton
C. Electron
D. Photon
|
| 9 | Marie Curie and Pierre Curie discovered two new radioactive elements which are. |
A. Uranium and radkum
B. Platinum and radium
C. Polonium and radium
D. Crypton and radon
|
| 10 | Hydrogen bomb is based on |
A. Controlled chain reaction
B. Uncontrolled chain reaction
C. Nuclear fusion
D. Nuclear fission
|
Test Questions
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