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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
Hydrogen bomb is based on
Question # 2
What is the energy equivalent to amu in Me V
Question # 3
In which of the following controlled nuclear chain reaction is used to liberate energy.
Question # 4
What are isotopes.
Question # 5
When transistor works as an amplifier, its output is.
Question # 6
The converse of pair production is
Question # 7
The minimum amount of energy in an individual electron has to gain to escape from a particular surface is called.
Question # 8
Why is a capacitor resistor combination used in oscillators in grid circuit.
Question # 9
Which given element has lowest work function
Question # 10
the gain of an amplifier is independent of
Question # 11
One particle having zero mass and zero charge is.
Question # 12
The half life of isotopes X is four days and its initial mass is 32 mg What mass of the isotope X will remain after twelve days.
Question # 13
An Alpha particle is the same as
Question # 14
The SI unit of current gain is.
Question # 15
Which particle is removed by a photon.
Question # 16
Both xenon and cesium each have
Question # 17
An example of continuous spectrum is.
Question # 18
When we pass a radiation from a radioactive material through an electric field.
Question # 19
Why hydrogen atom does not emit x-rays.
Question # 20
The path of electron in Rutherford atomic model according to classical theory a.
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
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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 | Which of the following atom pair have the same structure. |
A. N, C
B. B, Li
C. H2 , Ne
D. Li , Na
|
| 2 | The most abundant isotope of neon is. |
A. Neon -20
B. Neon -21
C. Neon -22
D. Both a and c
|
| 3 | The part of theory of relativity which deals with accelerated bodies is called. |
A. special theory of relativity
B. General theory of relativity
C. Lorentz's theory of relativity
D. Galilean theory of relativity
|
| 4 | During transition, atom cannot emit |
A. Visible light
B. Ultraviolet radiation
C. Infrared radiations
D. gama rays
|
| 5 | X-rays are good for imagining |
A. Tendons
B. Brain
C. Bones
D. Heart
|
| 6 | A spectroscope sorts out |
A. Atoms
B. Molecules
C. Elements
D. Isotopes
|
| 7 | 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
|
| 8 | The process of pair production will take place if the energy of photon is greater than. |
A. 0.21 MeV
B. 0.51 MeV
C. 1.51 MeV
D. 1.21 MeV
|
| 9 | The energy delivered to the tissue per unit mass is called the absorbed dose of. |
A. X rays
B. gama rays
C. Radiation
D. energy
|
| 10 | The phenomenon is which the wavelength of scattered X-rays is larger than the incident X-rays is known as. |
A. Zeeman's effect
B. Photoelectric effect
C. Compton's effect
D. Annihilation of matter
|
Test Questions