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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 usefulness of X rays is largely due to their
Question # 2
Why hydrogen atom does not emit x-rays.
Question # 3
What is the energy equivalent to amu in Me V
Question # 4
The scientific theory concerning the coming into existence of universe.
Question # 5
48 days after the receipt the amount of iodine -131 left behind is only.
Question # 6
Hydrogen bomb is based on
Question # 7
At high temperature a body generally emits redactions of.
Question # 8
Which one of the following spectra series is in the ultraviolet region.
Question # 9
The chemical behavior of an atom is determined by
Question # 10
Which experiment is a demonstration that matter and energy can display properties of both waves and particles.
Question # 11
Which of the following are electromagnetic waves.
Question # 12
Which circuit elements has two stable states and can be used to store information.
Question # 13
Mosley's law establishes the X-rays fluorescence of target element with is.
Question # 14
The result of the alpha particle scattering experiment gave evidence for which of the following.
Question # 15
When an object moves with a very high speed the length in the direction of motion.
Question # 16
The mass of an helium nucleus is equal to.
Question # 17
The value of open loop gain for the amplifier is
Question # 18
Transistor are made from
Question # 19
An emitter follower has
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 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
|
| 2 | One rem is equal to. |
A.
0.1 Sv
B. 0.01 Sv
C. 0.001 Sv
D. 0.0001 SV
|
| 3 | Compton scattering experiment seemed to indicate that radiation had |
A. Wave nature
B. Particle nature
C. Wave particle nature
D. X-rays nature
|
| 4 | A photon is chasing an electron, whose speed is 0.9 c What is their relative speed. |
A. 0.1 C
B. C
C. 0.8 C
D. 0.9 C
|
| 5 | The phenomenon of Compton's effect process that right has |
A. Wave nature
B. Particle nature
C. Dual nature
D. Corpuscular nature
|
| 6 | In CE amplifier phased reversal occurs when the output voltage is taken between |
A. Base and collector
B. Base and emitter
C. Collector and emitter
D. None of the terminals
|
| 7 | The strength of photo electric current depends upon. |
A. Intensity of incident light
B. Frequency of incident light
C. Angle of incident light
D. Distance between anode and cathode
|
| 8 | The radius of first Bohr's orbit for hydrogen atom is. |
A. 0.53 m
B. 0.53 nm
C. 0.053 nm
D. 0.53 mm
|
| 9 | Critical mass is the minimum mass needed for |
A. Fusion
B. H-Bomb
C. Chain reaction
D. Binding energy
|
| 10 | The SI unit of absorbed dose in. |
A. Bel
B. Weber
C. Rem
D. Grey
|
Test Questions