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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 both elements are good for nuclear fission.
Question # 2
The charge on a helium nucleus is equal to the charge of.
Question # 3
During the alpha decay process
Question # 4
In which of the following controlled nuclear chain reaction is used to liberate energy.
Question # 5
The advantage of electron tube over semiconductor is.
Question # 6
Which BJT configurations used for signal inversion.
Question # 7
What is the energy equivalent to amu in Me V
Question # 8
The two elements with same number of electrons but different mass number are called.
Question # 9
The absorption of X-rays in a given material follows.
Question # 10
Which of the following is required for maintaining sustained chain reaction.
Question # 11
Which given element has lowest work function
Question # 12
48 days after the receipt the amount of iodine -131 left behind is only.
Question # 13
The resistance between(+) and (-) inputs of an amplifier is.
Question # 14
One becquerel is equal to
Question # 15
The hyperfine lines in the spectrum relates to
Question # 16
Why FET amplifiers are called voltage controlled devices.
Question # 17
The strength of photo electric current depends upon.
Question # 18
Radioactive decay series can be represents on
Question # 19
One gray is equal to.
Question # 20
The capture of neutron by a proton results in the formation of.
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 | Half life of a radioactive elements 10 minutes If the initial cont. rate is 368 counts per minute for what time count rate reaches 32 counts per minute. |
A. 20 minutes
B. 40 minutes
C. 80 minutes
D. 120 minutes
|
| 2 | Bohr's atomic model assumes |
A. Nucleus is of infinite mass and is at rest
B. electron in a quantized orbit will not radiate energy
C. Mass of electron remains the same
D. All of the above
|
| 3 | X-rays are good for imagining |
A. Tendons
B. Brain
C. Bones
D. Heart
|
| 4 | The unit of Rydberg constant R is |
A. m
B. m3
C. m-1
D. m-2
|
| 5 | Positron are produced during. |
A. Annihilation
B. ionization
C. Pair production
D. x rays production
|
| 6 | When Photon incident on a metal produce the emission of electrons the process is called. |
A. Photo electric effect
B. Pair production
C. x-rays production
D. Gama ray production
|
| 7 | When objects placed in a room are exposed to X- rays they appear |
A. Violet
B. Visible
C. Red
D. Invisible
|
| 8 | Low frequency response of an amplifier is mainly limited by. |
A. Biasing configuration
B. Coupling capacitor
C. By pass capacitor
D. Input impedance
|
| 9 | Though the wavelength of X-rays is smaller than that of visible light yet the speed of X-rays in vacuum is. |
A. longer that that of visible light
B. Smaller than that of visible light
C. Same as that of visible light
D. Unpredictable
|
| 10 | If an object moves with velocity of light the apparent mass of the object as compared to list original mass is |
A. greater
B. Smaller
C. Same
D. zero
|
Test Questions