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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
Particle which can be added to the nucleus of an atom with changing its chemical properties are called.
Question # 2
Transistors with various combinations are widely used as switches in.
Question # 3
In fission reaction, heavy water is used as a
Question # 4
The total energy of the hydrogen atom is
Question # 5
The part of theory of relativity which deals with accelerated bodies is called.
Question # 6
Choose the one which acts as single inverter.
Question # 7
A transistor consists of.
Question # 8
The Compton effect in X-rays proves that
Question # 9
The advantage of electron tube over semiconductor is.
Question # 10
Which particles have spin quantum number 1/2
Question # 11
Which of the following phenomenon is explained by the tunnel efffect.
Question # 12
48 days after the receipt the amount of iodine -131 left behind is only.
Question # 13
An emitter follower has
Question # 14
Which particle interact via all fundamental forces.
Question # 15
Critical mass is the minimum mass needed for
Question # 16
Positron are produced during.
Question # 17
The most abundant isotope of neon is.
Question # 18
The Rutherford atom according to classical theory is
Question # 19
The energy in an electromagnetic wave is carried in the units called.
Question # 20
A newly prepared radioactive nuclide has a decay constant Lamda of 10-6 s-1 What is the approximate half life of the nuclide.
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 absorption of X-rays in a given material follows. |
A. A parabola path
B. Is straight line
C. An exponential curve
D. A circle
|
| 2 | Push pull amplifiers employ |
A. One transistor
B. Two transistors
C. Three transistors
D. Four transistors
|
| 3 | The radius of first Bohr's orbit for hydrogen atom is. |
A. 0.53 m
B. 0.53 nm
C. 0.053 nm
D. 0.53 mm
|
| 4 | In the Geiger Marsden experiment a narrow beam of alpha particles was fired at a thin piece of Gold foil in a vacuum Some of the particles were scattered though large angles The result of the experiment provided evidence for the existence of. |
A. A very small charged nucleus
B. electrons orbiting the nucleus
C. Neutrons in the nucleus
D. Nuclear reaction
|
| 5 | Deuterium is |
A. A transuranic element
B. A type o cosmic particle
C. An isotope of hydrogen
D. An isotope of helium
|
| 6 | The wavelength of Lyman series for hydrogen spectrum lies in the. |
A. Visible region
B. Ultraviolet region
C. Infrared region
D. Far infrared region
|
| 7 | Tracer techniques make use of. |
A. Neutron scattering
B. Electron beams
C. LASER
D. Radioactive isotopes
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| 8 | LASER beam my be measure very large distance because it is. |
A. Inidirectional
B. coherent
C. Monochromatic
D. Not absorbed
|
| 9 | The energy of neutrons obtained during a fission reaction is. |
A. 0.1 MeV
B. 1 KeV
C. 1 MeV
D. Zero
|
| 10 | What is the overall gain, if three amplifiers each with a gain of 30 are cacaded. |
A. 30
B. 90
C. 270
D. 27,000
|
Test Questions
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