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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 process by which nuclei emit a ,b and gama rays in order to attain stability is called.
Question # 2
The division and germier experiment relates to
Question # 3
An increase in frequency above threshold frequency results in.
Question # 4
The decimal equivalent of 1111 is
Question # 5
Why FET amplifiers are called voltage controlled devices.
Question # 6
The input resistance of a JFET is of the order of.
Question # 7
In a nuclear reactor chani reaction is controlled by introducing.
Question # 8
Isotopes are the atoms of the same elements which contain equal number of.
Question # 9
According to Max. Planck, energy is released or absorbed in discrete packets called.
Question # 10
The most suitable material for moderator in a nuclear reactor is.
Question # 11
Which both elements are good for nuclear fission.
Question # 12
The output of two input OR gate is zero only when its.
Question # 13
In the fusion process, there are
Question # 14
The half life of a radioactive substance is 6 years What is the time taken by 12 g of this substance to decay completely.
Question # 15
Which particles have spin quantum number 1/2
Question # 16
Positron are produced during.
Question # 17
During the alpha decay process
Question # 18
The X-rays coming from a X-rays tube
Question # 19
Why hydrogen atom does not emit x-rays.
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
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 | From which radiation it is most difficult to protect oneslelf. |
A. Alpha radiation
B. Beta radiation
C. Gama radiation
D. Heat radiation
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| 2 | The minimum amount of energy in an individual electron has to gain to escape from a particular surface is called. |
A. Threshold frequency
B. work function
C. Wave number
D. Kinetic energy
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| 3 | The half life of a radioactive substance is 6 years What is the time taken by 12 g of this substance to decay completely. |
A. 12 years
B. 24 years
C. 48 years
D. infinity
|
| 4 | Which one of the following quantities is conserved in a nuclear reactor. |
A. Energy only
B. Mass only
C. Momentum only
D. Mass energy and momentum
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| 5 | Which of the following are electromagnetic waves. |
A. Alpha particles
B. Beta particles
C. Gama rays
D. Water waves
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| 6 | Low frequency response of an amplifier is mainly limited by. |
A. Biasing configuration
B. Coupling capacitor
C. By pass capacitor
D. Input impedance
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| 7 | In electromagnetic spectrum X-rays are next to. |
A. Water waves
B. Radio waves
C. ultraviolet waves
D. Infrared waves
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| 8 | Atomic reactor is based on |
A. Controlled chain reaction
B. Uncontrolledly chain reaction
C. Nuclear fission
D. Nuclear fusion
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| 9 | The energy equivalent of 1 kg of matter a |
A. 10-15 J
B. 1 J
C. 1012J
D. 1017 J
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| 10 | Which of the following phenomenon is observed in obtaining an X ray photograph of our hand. |
A. Photoelectric effect
B. Zeeman effect
C. Shadow photography
D. Ionization
|
Test Questions
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