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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 rest mass of a particle is independent of the
Question # 2
What are isotopes.
Question # 3
The advantage of electron tube over semiconductor is.
Question # 4
Sub atomic particles which experience strong nuclear force are.
Question # 5
During the alpha decay process
Question # 6
Which of the following is not a mode of radioactive decay.
Question # 7
Among different elements of the periodic table which of the following atoms is the simplest.
Question # 8
The Beta particles move along.
Question # 9
LASER is a device which can produce.
Question # 10
Cobalt -60 is a radioactive element with half life of 5.25 years. What fraction of the original sample will be left after 26 years.
Question # 11
Which uranium isotope having the atomic weights as given below is easily fissionable.
Question # 12
Which of the following is the most commonly used regions of operations for a transistor.
Question # 13
The tunnel effect makes possible
Question # 14
The SI unit of absorbed dose in.
Question # 15
The working of cloud chamber is based in the presence of.
Question # 16
Why transistor is preferred to triode valve for use as an amplifier.
Question # 17
The chain reaction is controlled by a series of rods usually made of.
Question # 18
Neither the position nor the momentum of a particle can be predicted with arbitrarily great precision is the statement of.
Question # 19
What is the overall gain, if three amplifiers each with a gain of 30 are cacaded.
Question # 20
The two elements with same number of electrons but different mass number are called.
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 animal did Erwin Schrodinger contemplate using in his famous thought experiment. |
A. mouse
B. Cat
C. Dog
D. Rabbit
|
| 2 | 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
|
| 3 | Special theory of relativity deals with the events in the frames of reference which move with constant. |
A. Time interval
B. Acceleration
C. Momentum
D. space interval
|
| 4 | The reciprocal of decay constant lamda of a radioactive element is. |
A. Half life
B. Mean life
C. Total life
D. Curie
|
| 5 | Tracer techniques make use of. |
A. Neutron scattering
B. Electron beams
C. LASER
D. Radioactive isotopes
|
| 6 | When of the following radiations are not emitted by electron transitions in atoms. |
A. Visible rays
B. Ultraviolet rays
C. Infrared radiations
D. Alpha particles
|
| 7 | The scientific theory concerning the coming into existence of universe. |
A. Cosmology
B. Cosmogony
C. Cosmography
D. Cosmos
|
| 8 | What is the effect of electric and magnetic fields on X-rays |
A. X-rays are deflected
B. X-rays are not deflected
C. X-rays are sometimes deflected and sometimes not
D. Nothing can be said
|
| 9 | When an object moves with a very high speed the length in the direction of motion. |
A. Contracts
B. Expands
C. Remains the same
D. Becomes infinity
|
| 10 | In a photocell, certain metals emit electrons for |
A. Visible light
B. X-rays
C. Infrared light
D. Ultraviolet light
|
Test Questions