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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
Cosmic rays mostly comprise of
Question # 2
Beta decay may occur by
Question # 3
The phenomenon of radioactivity is associated with
Question # 4
The energy equivalent of 1 kg of matter a
Question # 5
Work function is generally expressed in.
Question # 6
Hydrogen bomb is based on
Question # 7
Sub atomic particles which experience strong nuclear force are.
Question # 8
Alpha particles emitted from a radioactive material are.
Question # 9
The advantage of electron tube over semiconductor is.
Question # 10
The two elements with same number of electrons but different mass number are called.
Question # 11
According to Max. Planck, energy is released or absorbed in discrete packets called.
Question # 12
Mosley's law establishes the x rays fluorescence's of target element with its.
Question # 13
A gama ray of energy 1900 MeV is absorbed by
Question # 14
The part of theory of relativity which deals with accelerated bodies is called.
Question # 15
What is the quantitative description of the effect of radiation on the living tissue.
Question # 16
The critical mass of fissionable uranium -235 can be reduced by
Question # 17
Which temperature is required for the fusion of two nuclides.
Question # 18
In heavy elements of the periodic table the number of neutrons than protons are.
Question # 19
The constant lamda is called the.
Question # 20
One radian is equal to.
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 is removed by a photon. |
A. Quark
B. Electron
C. Proton
D. Neutron
|
| 2 | Which of the following properties is not exhibited by X-rays. |
A. Interference
B. Diffraction
C. Polarization
D. Deflection of electric field
|
| 3 | Base current of a transistor is 1 mA and collector current is 99 mA What is emitter current. |
A. 1 mA
B. 100 mA
C. 98 mA
D. 110 mA
|
| 4 | The path of electron in Rutherford atomic model according to classical theory a. |
A. Parabolic
B. Straight line
C. Spiral
D. Circular
|
| 5 | X-rays are absorbed maximum by |
A. Paper
B. Copper
C. Steel
D. Lead
|
| 6 | Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to. |
A. 2.4 J
B. 4.2 J
C. 12.3 eV
D. 13.6 eV
|
| 7 | Which of the following quantities is discrete according to Bohr's hypothesis. |
A. Momentum
B.
Potential energy
C. Angular velocity
D. Angular momentum
|
| 8 | Matter waves |
A. Are electromagnetic in nature
B. Travel with the speed of light
C. Can be diffracted
D. Are longitudinal waves
|
| 9 | How many terminals does a BJT have. |
A. 1
B. 2
C. 3
D. 4
|
| 10 | The back ground radiation in the atmosphere on the average is |
A. 0.5 Sv per year
B. 1.0 Sv per year
C. 1.5 Sv per year
D. 2.0 Sv per year
|
Test Questions
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