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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
An AND gate is.
Question # 2
X-rays are
Question # 3
Which of the following has greatest binding energy per nucleon.
Question # 4
One rem is equal to.
Question # 5
What is the basic advantage of class A operation of an amplifier.
Question # 6
When a platinum wire is heated of 1600 oC, it becomes
Question # 7
The minimum amount of energy in an individual electron has to gain to escape from a particular surface is called.
Question # 8
How many terminals does a BJT have.
Question # 9
Which particle is removed by a photon.
Question # 10
The number of electrons in U nucleus are.
Question # 11
The tunnel effect makes possible
Question # 12
A device used to determine mass of an isotope quite accurately is known as.
Question # 13
When a helium atom loses an electron it becomes.
Question # 14
When an electron and a positron are annihilated, then number of protons produced is.
Question # 15
Sub atomic particles which experience strong nuclear force are.
Question # 16
X-rays are absorbed maximum by
Question # 17
The energy equivalent of 1 kg of matter a
Question # 18
The chemical behavior of an atom is determined by
Question # 19
According to Max. Planck, energy is released or absorbed in discrete packets called.
Question # 20
What is the energy equivalent to amu in Me V
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
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Set 11
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Set 12
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Set 13
20 Questions
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Set 14
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Set 15
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Set 16
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Set 17
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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 | At what speed the mass of a body will be doubled. |
A. 0.67 C
B. 0.77 C
C. 0.87 C
D. 0.97 C
|
| 2 | Which BJT configurations used for signal inversion. |
A. CE
B. CC
C. CB
D. BE
|
| 3 | The mass of proton is equal to. |
A. 1.673 x 10-27 kg
B. 1.673 x 1027 kg
C. 9.1 x 10-31 kg
D. 9.1 x 1031 kg
|
| 4 | In a Nuclear reactor which material is often used as modeerator. |
A. Water
B. Graphite
C. Uranium
D. Water and graphite
|
| 5 | The process of pair production will take place if the energy of photon is greater than. |
A. 0.21 MeV
B. 0.51 MeV
C. 1.51 MeV
D. 1.21 MeV
|
| 6 | The most readily fissionable isotope of uranium has atomic mass of |
A. 234
B. 235
C. 236
D. 238
|
| 7 | Mosley's law establishes the X-rays fluorescence of target element with is. |
A. Atomic weight
B. Atomic number
C. Density
D. Lattice constant
|
| 8 | During transition, atom cannot emit |
A. Visible light
B. Ultraviolet radiation
C. Infrared radiations
D. gama rays
|
| 9 | A photon is chasing an electron, whose speed is 0.9 c What is their relative speed. |
A. 0.1 C
B. C
C. 0.8 C
D. 0.9 C
|
| 10 | In which of the following studies x-rays are not helpful. |
A. Crystal structure
B. Crystal surface
C. Crystal symmetry
D. Crystal atoms
|
Test Questions
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