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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
Which one of the following is a convenient energy unit to express the energy of sub atomic particles.
Question # 2
LASER beam my be measure very large distance because it is.
Question # 3
Which of the following is its own anti particle.
Question # 4
The maximum K.E of photo electrons depends upon
Question # 5
Which configuration is used to connect high impedance source to a low impedance lead.
Question # 6
The path of Gama rays in Wilson cloud chamber is
Question # 7
Which of the following detectors can count fast and operate at low voltage.
Question # 8
In an electronic transition atom cannot emit
Question # 9
The critical mass of a fission reaction is.
Question # 10
The process of pair production will take place if the energy of photon is greater than.
Question # 11
Why transistor is preferred to triode valve for use as an amplifier.
Question # 12
The Compton effect in X-rays proves that
Question # 13
Which of the following is basic transistor configuration.
Question # 14
The total energy of the hydrogen atom is
Question # 15
Both xenon and cesium each have
Question # 16
The energy equivalent of 1 kg of matter a
Question # 17
Which of the following radiations will burn human skin
Question # 18
Nuclear force exists between
Question # 19
Which is the famous standard model of the universe.
Question # 20
A body moves with velocity of 2 x 106 m s-1 its relativistic mass becomes
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 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 decay to form other nuclides by emitting particles and electromagnetic radiations by unstable nuclides is called. |
A. Nuclear stability
B. Radioactivity
C. Carbon dating
D. Spontaneously
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| 3 | Which particle is removed by a photon. |
A. Quark
B. Electron
C. Proton
D. Neutron
|
| 4 | The advantage of electron tube over semiconductor is. |
A. its efficiency
B. its unlimited type
C. Its low consumption power
D. That it takes no warming up time
|
| 5 | The reciprocal of decay constant lamda of a radioactive element is. |
A. Half life
B. Mean life
C. Total life
D. Curie
|
| 6 | Ebers-Moll model describes the working of a |
A. BJT
B. FET
C. MOSFET
D. UJT
|
| 7 | The binary equivalent of 25 is |
A. 111001
B. 11001
C. 1001
D. 10101
|
| 8 | The emission of photons by a metal when electrons are incident is called. |
A. Photo electric effect
B. Pair production
C. X-rays production
D. Gama ray production
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| 9 | Mosley's law establishes the X-rays fluorescence of target element with is. |
A. Atomic weight
B. Atomic number
C. Density
D. Lattice constant
|
| 10 | What is the basic advantage of class A operation of an amplifier. |
A. It has high efficiency
B. It has high gain
C. It has low distortion
D. It has high distortion
|
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