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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 particles equal in mass or greater than protons are called.
Question # 2
The electrons behave as waves, because they can .
Question # 3
Which particle has zero charge and zero rest mass.
Question # 4
The most familiar example of radioactive dating is.
Question # 5
The SI unit of decay constant is.
Question # 6
Which one of the following is a convenient energy unit to express the energy of sub atomic particles.
Question # 7
The most abundant isotope of neon is.
Question # 8
Bohr's atomic model assumes
Question # 9
Which both elements are good for nuclear fission.
Question # 10
When light of particular frequency is allowed to fall upon a metal surface electrons are emitted from a these emitted electrons are called.
Question # 11
An operational amplifier can be used as a
Question # 12
When a beta particle travels though a medium it knocks out electrons from the atoms due to.
Question # 13
The critical mass of a fissionable material is.
Question # 14
Mean life of a radioactive sample is 100 s its half life will be
Question # 15
Mosley's law establishes the X-rays fluorescence of target element with is.
Question # 16
Which of the following quantities is discrete according to Bohr's hypothesis.
Question # 17
What is the overall gain, if three amplifiers each with a gain of 30 are cacaded.
Question # 18
Which experiment is a demonstration that matter and energy can display properties of both waves and particles.
Question # 19
Which of the following circuits is used as local oscillator in radio receivers.
Question # 20
An example of continuous spectrum 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 average energy released per fission of U is about |
A. 200 eV
B. 2 keV
C. 2 MeV
D. 200 MeV
|
| 2 | The term used for the emission of electrons when light strikes a surface. |
A. The zeeman effect
B. The photo electric effect
C. Skin effect
D. Compton effect
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| 3 | The Inner electrons in heavy atoms can be disturbed and dislodged by. |
A. X rays
B. Alpha particle
C. Beta particles
D. gama particles
|
| 4 | An operational amplifier have how many input terminals. |
A. One
B. Two
C. Three
D. Four
|
| 5 | Most widely used types of gas LASER are |
A. Neon
B. Argon ion
C. Helium
D. All of these
|
| 6 | Which one of the following spectra series is in the ultraviolet region. |
A. Lyman series
B. Paschen series
C. Brackett series
D. Plund series
|
| 7 | Which particles have spin quantum number 1/2 |
A. Mesons
B. Laptons
C. Hadrons
D. Muons
|
| 8 | NOR gate is a combination of. |
A. OR gate and NOT gate
B. OR gate and AND gate
C. OR gate and OR gate
D. NOT gate and AND gate
|
| 9 | Alpha particles are |
A. Helium nuclei
B. sodium nuclei
C. Ioized nuclei
D. Hydrogen nuclei
|
| 10 | The binary equivalent of 25 is |
A. 111001
B. 11001
C. 1001
D. 10101
|
Test Questions