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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 phenomenon of radioactivity is associated with
Question # 2
An Alpha particle is the same as
Question # 3
Which term given below refers to the concept moving clocks run slower than clocks at rest w.r.t an observer.
Question # 4
The maximum K.E. with which photoelectrons are emitted depends very strongly on the.
Question # 5
The Rutherford atom according to classical theory is
Question # 6
There are how many types of forces or interactions.
Question # 7
X-rays spectrum may be
Question # 8
The radius of first Bohr's orbit for hydrogen atom is.
Question # 9
In the experiment of photo electric effect the minimum frequency of photons at which electrons are emitted from a metal surface is called.
Question # 10
In CC configuration voltage gain is.
Question # 11
The most abundant isotope of neon is.
Question # 12
Which of the following detectors can count fast and operate at low voltage.
Question # 13
The mass of proton is equal to.
Question # 14
In electromagnetic spectrum X-rays are next to.
Question # 15
A perfect back body
Question # 16
Specially designed solid state detector can be used to detect.
Question # 17
How many terminals does a BJT have.
Question # 18
When a beta particle travels though a medium it knocks out electrons from the atoms due to.
Question # 19
The change in wavelength of an X-ray when scattered from an electron is called.
Question # 20
A photon is chasing an electron, whose speed is 0.9 c What is their relative speed.
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 | Which particle are not emitted by a radioactive substance. |
A. Alpha particles
B. Beta particles
C. Gama particles
D. Neutrons
|
| 2 | 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
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| 3 | Marie Curie and Pierre Curie discovered two new radioactive elements which are. |
A. Uranium and radkum
B. Platinum and radium
C. Polonium and radium
D. Crypton and radon
|
| 4 | Radioactivity is the phenomenon associated with the. |
A. Transition of radiowaves
B. production of alpha particles only
C. Decay of nucleus
D. Reception of radio waves
|
| 5 | The Rutherford atom according to classical theory is |
A. Stable
B. Unstable
C. Partially stable
D. Quantized
|
| 6 | In order to reduce uncertainty in momentum one must use light of. |
A. Short wavelength
B. Large wavelength
C. Wavelength of intermediate value
D. Wavelength of any value
|
| 7 | When an electron and a positron are annihilated, then number of protons produced is. |
A. 1
B. 2
C. 3
D. 4
|
| 8 | If we use two diodes and a centre tapped transformer we eill get |
A. Transistor
B. Amplifier
C. Half wave rectifier
D. Full wave rectifier
|
| 9 | The binary equivalent of 25 is |
A. 111001
B. 11001
C. 1001
D. 10101
|
| 10 | Which particles have spin quantum number 1/2 |
A. Mesons
B. Laptons
C. Hadrons
D. Muons
|
Test Questions
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