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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
How many terminals does a BJT have.
Question # 2
X-rays are also used for
Question # 3
Which BJT configurations used for signal inversion.
Question # 4
The electrons behave as wave because.
Question # 5
One particle having zero mass and zero charge is.
Question # 6
Mean life of a radioactive sample is 100 s its half life will be
Question # 7
Which both elements are good for nuclear fission.
Question # 8
The wavelength of Lyman series for hydrogen spectrum lies in the.
Question # 9
the alpha particle does not travel for enough in air.
Question # 10
When transistor works as an amplifier, its output is.
Question # 11
A transistor can be used as
Question # 12
X-rays spectrum may be
Question # 13
Which particle is removed by a photon.
Question # 14
Why transistor is preferred to triode valve for use as an amplifier.
Question # 15
The total energy of the hydrogen atom is
Question # 16
Mosley's law establishes the X-rays fluorescence of target element with is.
Question # 17
The binary equivalent of 25 is
Question # 18
Which type of radiation would be stopped completely by a thin piece of cardboard.
Question # 19
The most suitable material for moderator in a nuclear reactor is.
Question # 20
Hydrogen bomb is based on
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
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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 nucleus of tritium is called. |
A. Proton
B. Triton
C. Deuleron
D. Positron
|
| 2 | What is the basic advantage of class A operation of an amplifier. |
A. It has high efficiency
B. It has high gain
C. It has low distortion
D. It has high distortion
|
| 3 | Ashes from a campfire deep in a cave show carbon -14 activity of only one eighth the activity of fresh wood. How long ago was that campfire made. |
A. 13590 years
B. 15190 years
C. 17190 years
D. 21190 years
|
| 4 | When an electron and a positron are annihilated, then number of protons produced is. |
A. 1
B. 2
C. 3
D. 4
|
| 5 | Which of the following causes the deflection of Alpha particles when they re passed through a thin foil. |
A. Attraction of nucleus
B. Collision with nuclei
C. Interactions with electrons
D. Electrostatic repulsion by the nucleus
|
| 6 | A single quantum of electromagnetic radiation is termed as. |
A. Compton
B. Photon
C. Hyperon
D. Meson
|
| 7 | The usefulness of X rays is largely due to their |
A. Mass
B. Density
C. Volume
D. Penetrating power
|
| 8 | The neutral atoms of all isotopes of the same element contain the same numbers of. |
A. Electrons and protons
B. Electrons and neutrons
C. Neutrons
D. Neutrons and protons
|
| 9 | Work function is generally expressed in. |
A. Electron volt
B. Joules
C. Newtons
D. Gauss
|
| 10 | Induced fission result from the absorption of |
A. electron
B. Proton
C. Nucleon
D. Neutron
|
Test Questions