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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
Mass -energy relation means that the product of mass times the square of the speed of light must be equal to.
Question # 2
Negative feedback
Question # 3
Transistors with various combinations are widely used as switches in.
Question # 4
Which of the following are particle accelerators.
Question # 5
The phenomenon is which the wavelength of scattered X-rays is larger than the incident X-rays is known as.
Question # 6
The total number nucleons in a nucleus are called.
Question # 7
Why is a capacitor resistor combination used in oscillators in grid circuit.
Question # 8
If we use two diodes and a centre tapped transformer we eill get
Question # 9
A gama ray of energy 1900 MeV is absorbed by
Question # 10
The advantage of electron tube over semiconductor is.
Question # 11
Which of the following is basic transistor configuration.
Question # 12
If an object moves with velocity of light the apparent mass of the object as compared to list original mass is
Question # 13
The rest mass of a particle is independent of the
Question # 14
An operational amplifiers will act as an inverting amplifier when the input signal is connected to.
Question # 15
Alpha particles are
Question # 16
The energy of neutrons obtained during a fission reaction is.
Question # 17
The value of open loop gain for the amplifier is
Question # 18
The most readily fissionable isotope of uranium has atomic mass of
Question # 19
An emitter follower has
Question # 20
Which of the following has greatest binding energy per nucleon.
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
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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 | A logic circuit with one input and one output that inverts the input signal at the output is. |
A. AND gate
B. NOT gate
C. OR gate
D. NOR gate
|
| 2 | The constant lamda is called the. |
A. Decay constant
B. Gas constant
C. Planck's constant
D. Dose constant
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| 3 | The emission of electrons from a metal surface when exposed to light of suitable frequency is called. |
A. Pair production
B. Compton effect
C. Photo electric effect
D. Zeeman effect
|
| 4 | During transition, atom cannot emit |
A. Visible light
B. Ultraviolet radiation
C. Infrared radiations
D. gama rays
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| 5 | 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
|
| 6 | When objects placed in a room are exposed to X- rays they appear |
A. Violet
B. Visible
C. Red
D. Invisible
|
| 7 | Which both elements are good for nuclear fission. |
A. Thorium an uranium
B. Thorium and radium
C. Plutonium and uranium
D. Plutonium and throrium
|
| 8 | The most convenient unit for energy at the atomic level is. |
A. Joule
B. Watt second
C. Newton metre
D. Electron volt
|
| 9 | The energy of neutrons obtained during a fission reaction is. |
A. 0.1 MeV
B. 1 KeV
C. 1 MeV
D. Zero
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| 10 | The wavelength of X-rays is of the ofder of. |
A. 10-14 m
B. 10-10 m
C. 10-9 m
D. 10-6 m
|
Test Questions
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