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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
Which of the following quantities is discrete according to Bohr's hypothesis.
Question # 2
Alpha particles are used for the treatment of skin of a patient due to.
Question # 3
Which of the following is the most commonly used regions of operations for a transistor.
Question # 4
Mosley's law establishes the X-rays fluorescence of target element with is.
Question # 5
Which of the following properties is not exhibited by X-rays.
Question # 6
The capture of neutron by a proton results in the formation of.
Question # 7
Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to.
Question # 8
Which particle are not emitted by a radioactive substance.
Question # 9
One becquerel is equal to
Question # 10
The emission of photons by a metal when electrons are incident is called.
Question # 11
The half life of a radioactive substance as compared to its mean lif eis.
Question # 12
LASER beam my be measure very large distance because it is.
Question # 13
Which BJT configurations used for signal inversion.
Question # 14
The SI unit of current gain is.
Question # 15
the alpha particle does not travel for enough in air.
Question # 16
A transistor consists of.
Question # 17
Which one of the following gates in a a universal gate.
Question # 18
The phenomenon of radioactivity is associated with
Question # 19
The mass of an alpha particle is.
Question # 20
Cobalt -60 is a radioactive element with half life of 5.25 years. What fraction of the original sample will be left after 26 years.
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 average energy released per fission of U is about |
A. 200 eV
B. 2 keV
C. 2 MeV
D. 200 MeV
|
| 2 | Which of the following quantities is discrete according to Bohr's hypothesis. |
A. Momentum
B.
Potential energy
C. Angular velocity
D. Angular momentum
|
| 3 | The SI unit of absorbed dose in. |
A. Bel
B. Weber
C. Rem
D. Grey
|
| 4 | The decay to form other nuclides by emitting particles and electromagnetic radiations by unstable nuclides is called. |
A. Nuclear stability
B. Radioactivity
C. Carbon dating
D. Spontaneously
|
| 5 | Which of the following propagates at the same speed as velocity of light. |
A. Heat waves
B. Sound waves
C. Shock waves
D.
Beta particles
|
| 6 | Phenomenon of radioactivity is due to disintegration of. |
A. Proton
B. Neutron
C. electron
D. nucleus
|
| 7 | If an object moves with velocity of light the apparent mass of the object as compared to list original mass is |
A. greater
B. Smaller
C. Same
D. zero
|
| 8 | Which of the following phenomenon is observed in obtaining an X ray photograph of our hand. |
A. Photoelectric effect
B. Zeeman effect
C. Shadow photography
D. Ionization
|
| 9 | In radiotherapy X-rays are used to. |
A. Treat cancer
B. Delect bone fracture
C. Cure heart diseasee
D. All of the above
|
| 10 | X-rays travel with |
A. The speed of light
B. The speed of sound
C. The speed of 3,000 m s-1
D. The speed of 3,500 m s-1
|
Test Questions
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