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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
During transition, atom cannot emit
Question # 2
Which of the following is the most commonly used regions of operations for a transistor.
Question # 3
A gama ray of energy 1900 MeV is absorbed by
Question # 4
The energy that must be added to separate the nucleus is called.
Question # 5
An Alpha particle is the same as
Question # 6
The average energy released per fission of U is about
Question # 7
In potential for the material of cathode pure metals are rarely used because of their
Question # 8
Which of the following describes that the time interval between two events may be different in different of references
Question # 9
Transistors with various combinations are widely used as switches in.
Question # 10
The half life of radium -226 is
Question # 11
Why is a capacitor resistor combination used in oscillators in grid circuit.
Question # 12
The total energy of an electron in an orbit around the nucleus is.
Question # 13
The electrons behave as wave because.
Question # 14
Magnetic field does not cause deflection in
Question # 15
In a Geiger Marsden experiment why do the great majority of the Alpha particles pass straight through the metal foil.
Question # 16
Which of the following phenomenon is observed in obtaining an X ray photograph of our hand.
Question # 17
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 # 18
Which of the following radiations can penetrate 20 cm thick steel.
Question # 19
Binding energy per nucleon is.
Question # 20
The process of pair production will take place if the energy of photon is greater than
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
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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 | The change in wavelength of an X-ray when scattered from an electron is called. |
A. Compton shift
B. Doppler shift
C. Stefan's law
D. Fraunhofer lines
|
| 2 | The output of two input OR gate is zero only when its. |
A. Either input is one
B. Either input is zero
C. Both inputs are zero
D. Both inputs are one
|
| 3 | Which particle are not emitted by a radioactive substance. |
A. Alpha particles
B. Beta particles
C. Gama particles
D. Neutrons
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| 4 | Which one of the following has the largest wavelength. |
A. x rays
B. Infrared rays
C. Visible light
D. Radio waves
|
| 5 | A deuteron is |
A. A type of proton
B. A proton neutron bounded to gather.
C. A type of beta particle
D. A type of neutron
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| 6 | Besides U 235 what else is needed for making as atomic bomb. |
A. Electons
B. Protons
C. Neutrons
D. Photons
|
| 7 | The resistance between(+) and (-) inputs of an amplifier is. |
A. Zero
B. Low
C. High
D. Infinity
|
| 8 | Which is the famous standard model of the universe. |
A. the big bang
B. Casmos
C. Astronaut
D. The small stap
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| 9 | Negative feedback |
A. Increases stability
B. Decreases stability
C. Produces oscillatory
D. Cannot occur
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| 10 | Both xenon and cesium each have |
A. 24 isotopes
B. 28 isotopes
C. 32 isotopes
D. 36 isotopes
|
Test Questions