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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
Why FET amplifiers are called voltage controlled devices.
Question # 2
Radioactivity is the phenomenon associated with the.
Question # 3
The electron behave an waves because
Question # 4
In the Geiger Marsden experiment a narrow beam of alpha particles was fired at a thin piece of Gold foil in a vacuum Some of the particles were scattered though large angles The result of the experiment provided evidence for the existence of.
Question # 5
The ionization energy for hydrogen atom is
Question # 6
The SI unit of decay constant is.
Question # 7
What is the energy equivalent to amu in Me V
Question # 8
Which of the following is basic transistor configuration.
Question # 9
Which type of radiation would be stopped completely by a thin piece of cardboard.
Question # 10
Which of the following can be used as an arrester in a nuclear reactor.
Question # 11
Which particle has zero charge and zero rest mass.
Question # 12
The most convenient unit for energy at the atomic level is.
Question # 13
A slow neutron can cause fission in
Question # 14
Cosmic rays mostly comprise of
Question # 15
Which of the following is the most commonly used regions of operations for a transistor.
Question # 16
What is the basic advantage of class A operation of an amplifier.
Question # 17
The two elements with same number of electrons but different mass number are called.
Question # 18
During the alpha decay process
Question # 19
The most suitable material for moderator in a nuclear reactor is.
Question # 20
An oscillator is basically an amplifier with loop gain
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 | Mass -energy relation means that the product of mass times the square of the speed of light must be equal to. |
A. Torque
B. Momentum
C. Energy
D. Impulse
|
| 2 | Which of the following atom pair have the same structure. |
A. N, C
B. B, Li
C. H2 , Ne
D. Li , Na
|
| 3 | Mean life of a radioactive sample is 100 s its half life will be |
A. 0.693 s
B.
1 s
C. 6.93 s
D. 69.3 s
|
| 4 | The continuous X rays spectrum is due to an effect. |
A. Bremsstrahlung
B. Breaking radiation
C. Holography
D. both a and b
|
| 5 | The constant lamda is called the. |
A. Decay constant
B. Gas constant
C. Planck's constant
D. Dose constant
|
| 6 | In Compton's effect it was considered that X-rays consist of |
A. Electrons
B. Holes
C. Neutrons
D. Protons
|
| 7 | A transistor consists of. |
A. One p-n junction
B. Two p-n junctions
C. Three p-n junctions
D. Four p-n junction
|
| 8 | Which of the following propagates at the same speed as velocity of light. |
A. Heat waves
B. Sound waves
C. Shock waves
D.
Beta particles
|
| 9 | The maximum K.E. with which photoelectrons are emitted depends very strongly on the. |
A. Intensity of incident light
B. Electric field near the photocathode
C. Frequency of incident light
D. Polarization of incident light
|
| 10 | A single quantum of electromagnetic radiation is termed as. |
A. Compton
B. Photon
C. Hyperon
D. Meson
|
Test Questions
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