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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 given quantity remains the same in isotones.
Question # 2
Cs - 137 is a radioisotope used ot determine the thickness of the walls of steel pipes Cs 137 is chosen because it emits
Question # 3
An emitter follower has
Question # 4
Ashes from a campfire deep in a cave show carbon -14 activity of only one eighth the activity of fresh wood. How long ago was that campfire made.
Question # 5
In radiotherapy X-rays are used to.
Question # 6
A device used to determine mass of an isotope quite accurately is known as.
Question # 7
Which of the following is the most massive particle.
Question # 8
In order to reduce uncertainty in momentum one must use light of.
Question # 9
When an object moves with a very high speed the length in the direction of motion.
Question # 10
The constant lamda is called the.
Question # 11
Magnetic field does not cause deflection in
Question # 12
Which of the following configuration of BJTs gives both voltage gain and current gain.
Question # 13
The chain reaction is controlled by a series of rods usually made of.
Question # 14
What will be excitation energy in the third orbit of hydrogen atom.
Question # 15
The continuous X rays spectrum is due to an effect.
Question # 16
Which particles have spin quantum number 1/2
Question # 17
The band width of an audio amplifier is.
Question # 18
A complete amplifier circuit made on a silicon chip and enclosed in a small capsule is
Question # 19
the gain of an amplifier is independent of
Question # 20
Phenomenon of radioactivity is due to disintegration 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 | In an electronic transition atom cannot emit |
A. Gama rays
B. Visible rays
C. Infrared rays
D. Ultraviolet rays
|
| 2 | The most abundant isotope of neon is. |
A. Neon -20
B. Neon -21
C. Neon -22
D. Both a and c
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| 3 | The wavelength of Lyman series for hydrogen spectrum lies in the. |
A. Visible region
B. Ultraviolet region
C. Infrared region
D. Far infrared region
|
| 4 | Which of the following is required for maintaining sustained chain reaction. |
A. Neutrons
B. Protons
C. Electrons
D. Photons
|
| 5 | Which of the following is believed to be carrier o nuclear forces. |
A. Lepton
B. Meson
C. Bason
D. Baryon
|
| 6 | There are how many types of forces or interactions. |
A. Two
B. Three
C. Four
D. Five
|
| 7 | Which experiment confirmed the de Broglie hypothesis. |
A.
Double slit experiment
B. Division germier experiment
C. Schrodinger's Cat experment
D. Bohr's experiment
|
| 8 | A device used to determine mass of an isotope quite accurately is known as. |
A. Spectrometer
B. Mass spectrometer
C. Mass detector
D. Electronic balance
|
| 9 | 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
|
| 10 | A unijunction transistor |
A. Has only one junction
B. Is a two terminal device
C. Is fabricated from germanium
D. Is fabricated fromuranium
|
Test Questions