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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 angular speed of an electron in the nth orbit of Bohr's hydrogen atom is.
Question # 2
Which of the following is not an electromagnetic wave.
Question # 3
A transistor can be used as
Question # 4
If an object moves with velocity of light the apparent length of the object moving the direction of motion becomes.
Question # 5
The emission of photons by a metal when electrons are incident is called.
Question # 6
As the mass number increases, the binding energy per nucleon in a nucleus
Question # 7
Which of the following is basic transistor configuration.
Question # 8
The emission of Beta particle from protonium -218 results in the formation of.
Question # 9
Deuterium is
Question # 10
The process of energy generation in sun and stars is.
Question # 11
In the fusion process, there are
Question # 12
The mass of proton is equal to.
Question # 13
When a posirtron is emitted it causes.
Question # 14
The phenomenon is which the wavelength of scattered X-rays is larger than the incident X-rays is known as.
Question # 15
In a photocell, certain metals emit electrons for
Question # 16
The usefulness of X rays is largely due to their
Question # 17
The SI unit of radioactivity is.
Question # 18
In potential for the material of cathode pure metals are rarely used because of their
Question # 19
The transition of inner shell electrons in heavy atoms gives rise to the emission of.
Question # 20
Which six particles and their antiparticles interact by the weak interaction.
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 | When objects placed in a room are exposed to X- rays they appear |
A. Violet
B. Visible
C. Red
D. Invisible
|
| 2 | the alpha particle does not travel for enough in air. |
A. Due to its intense ionization
B. Due to its large mass
C. Due to its high charge
D. Due to its Hight Ionization
|
| 3 | Induced fission result from the absorption of |
A. electron
B. Proton
C. Nucleon
D. Neutron
|
| 4 | Tracer techniques make use of. |
A. Neutron scattering
B. Electron beams
C. LASER
D. Radioactive isotopes
|
| 5 | The strength of photo electric current depends upon. |
A. Intensity of incident light
B. Frequency of incident light
C. Angle of incident light
D. Distance between anode and cathode
|
| 6 | Which of the following wavelength lies in X-rays region. |
A. 1 A
B. 100 A
C. 1,000 A
D. 10,000 A
|
| 7 | Which of the following is believed to be carrier o nuclear forces. |
A. Lepton
B. Meson
C. Bason
D. Baryon
|
| 8 | The nucleus of tritium is called. |
A. Proton
B. Triton
C. Deuleron
D. Positron
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| 9 | A complete amplifier circuit made on a silicon chip and enclosed in a small capsule is |
A. Inductor
B. Metal detector
C. Diode
D. Operational amplifier
|
| 10 | The SI unit of current gain is. |
A. Ampere
B. Ampere metre
C. Ampere volt
D. It has no unit
|
Test Questions
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