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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 charge on a helium nucleus is equal to the charge of.
Question # 2
Usually in an operational amplifier the inputs used are of
Question # 3
The neutral atoms of all isotopes of the same element contain the same numbers of.
Question # 4
When a platinum wire is heated of 1600 oC, it becomes
Question # 5
The continuous X rays spectrum is due to an effect.
Question # 6
Mosley's law establishes the x rays fluorescence's of target element with its.
Question # 7
How positives feedback will effect an amplifier.
Question # 8
The capture of neutron by a proton results in the formation of.
Question # 9
The phenomenon is which the wavelength of scattered X-rays is larger than the incident X-rays is known as.
Question # 10
The electrons behave as wave because.
Question # 11
The emission of photons by a metal when electrons are incident is called.
Question # 12
X-rays are absorbed maximum by
Question # 13
In fission reaction, heavy water is used as a
Question # 14
The division and germier experiment relates to
Question # 15
The number of electrons in U nucleus are.
Question # 16
In a photocell, certain metals emit electrons for
Question # 17
In a Nuclear reactor which material is often used as modeerator.
Question # 18
The usefulness of X rays is largely due to their
Question # 19
Current gain of a CE amplifier is 50, ITS hfe is about
Question # 20
The ionization energy for hydrogen atom is
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 phenomenon of Compton's effect process that right has |
A. Wave nature
B. Particle nature
C. Dual nature
D. Corpuscular nature
|
| 2 | The phenomenon in which a photon of frequency 'f' is scattered by an electron and the scattered photon has frequency f <f is known as. |
A. Pair production
B. Pair annihilations
C. Photoelectric effect
D. Compton's effect
|
| 3 | The electron behave an waves because |
A. They can be diffracted by a crystal
B. They can produce ions in gases
C. They can be deflected by magnetic field
D. They can be deflected by electric field
|
| 4 | Why transistor is preferred to triode valve for use as an amplifier. |
A. Because it can handle large power
B. Because it has higher input impedance
C. Because it has higher voltage gain
D. Because it has lower voltage gain
|
| 5 | The usefulness of X rays is largely due to their |
A. Mass
B. Density
C. Volume
D. Penetrating power
|
| 6 | The unit Planck's constant is equivalent to that of. |
A. Energy
B. Force
C. Velocity
D. Angular momentum
|
| 7 | How many terminals does a BJT have. |
A. 1
B. 2
C. 3
D. 4
|
| 8 | In a photocell, certain metals emit electrons for |
A. Visible light
B. X-rays
C. Infrared light
D. Ultraviolet light
|
| 9 | The electrons behave as wave because. |
A. They can be diffracted by a crystal
B. They can be defecting by magnetic field
C. They can be deflecting by electric field
D. they can produce ions in gases
|
| 10 | In heavy atims the electrons are assumed to be arranged in. |
A. Elliptical shells
B. Inner shells
C. Concentric shells
D. Outer shells
|
Test Questions