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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 decimal equivalent of 1111 is
Question # 2
Which of the following properties is not exhibited by X-rays.
Question # 3
The reciprocal of decay constant lamda of a radioactive substances is equal to.
Question # 4
Which type of radiation would be stopped completely by a thin piece of cardboard.
Question # 5
In a Geiger Marsden experiment why do the great majority of the Alpha particles pass straight through the metal foil.
Question # 6
Special theory of relativity deals with the events in the frames of reference which move with constant.
Question # 7
Work function is generally expressed in.
Question # 8
Which quantity remains fixed in isobars.
Question # 9
A gama ray of energy 1900 MeV is absorbed by
Question # 10
The maximum energy of emitted photoelectron is measured by
Question # 11
The ionization energy for hydrogen atom is
Question # 12
X-rays spectrum may be
Question # 13
Specially designed solid state detector can be used to detect.
Question # 14
The bunding energy per nucleon for iron is.
Question # 15
Which Isotopes is use din radioactive dating.
Question # 16
The continuous x rays spectrum is obtained due to
Question # 17
An important property of an ideal power supply is.
Question # 18
When using the formula E = h lambda what unit should energy have.
Question # 19
The number of electrons in U nucleus are.
Question # 20
How many terminals does a BJT have.
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 chain reaction is controlled by a series of rods usually made of. |
A. uranium
B. Cadimium
C. Boron
D. Steel
|
| 2 | The converse of pair production is |
A. Annihilation of matter
B. Materialization
C. Compton effect
D. Photo electric effect
|
| 3 | Positron are produced during. |
A. Annihilation
B. ionization
C. Pair production
D. x rays production
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| 4 | The 'x' in X-rays means |
A. Xenon
B. Explosion
C. x for unknown
D. X makes the spot
|
| 5 | A newly prepared radioactive nuclide has a decay constant Lamda of 10-6 s-1 What is the approximate half life of the nuclide. |
A. 1 hour
B. 1 day
C. 1 week
D. 1 month
|
| 6 | One becquerel is equal to |
A. Decay of orie radioactive atoms per second
B. Decay of 10 radioactive atoms per secnd
C. Decay of 100 radioactive atoms per second
D. Decay of infinity radioactive atoms per second.
|
| 7 | Emitter follower amplifier is an example of. |
A. Current series feedback
B. Voltage series feedback
C. Current shunt feed back
D. Voltage shunt feedback
|
| 8 | X-rays are absorbed maximum by |
A. Paper
B. Copper
C. Steel
D. Lead
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| 9 | X-rays are |
A. Longitudinal wave
B. Transvers waves
C. Secondary waves
D. Fast sound waves
|
| 10 | Which of the following is deflected by an electric field. |
A. Alpha particles
B. X rays
C. Gama rays
D. Neutrons
|
Test Questions