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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 are electromagnetic waves.
Question # 2
The wavelength of X-rays is of the ofder of.
Question # 3
The continuous x rays spectrum is obtained due to
Question # 4
During transition, atom cannot emit
Question # 5
X-ray are
Question # 6
One gray is equal to.
Question # 7
One particle having zero mass and zero charge is.
Question # 8
In order to reduce uncertainty in momentum one must use light of.
Question # 9
The bunding energy per nucleon for iron is.
Question # 10
In radiotherapy X-rays are used to.
Question # 11
Which experiment confirmed the de Broglie hypothesis.
Question # 12
As the mass number increases, the binding energy per nucleon in a nucleus
Question # 13
The neutral atoms of all isotopes of the same element contain the same numbers of.
Question # 14
What will be excitation energy in the third orbit of hydrogen atom.
Question # 15
Which of the following particles leave no trail in a cloud chamber.
Question # 16
Which one of the following spectra series is in the ultraviolet region.
Question # 17
The nucleus of tritium is called.
Question # 18
In n-p-n transistor the current flows in the direction from
Question # 19
Which of the following is deflected by an electric field.
Question # 20
The decay process in which an unstable nucleus splits into two fragments of comparable mass is known as.
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 | Why transistor is preferred to triode valve for use as an amplifier. |
A. Because it can handle large power
B. Because it has higher input impedance
C. Because it has higher voltage gain
D. Because it has lower voltage gain
|
| 2 | The simple form of particle accelerator is. |
A. Cathode ray tube
B. Oscillator
C. Amplifier
D. Phase locked loop
|
| 3 | Which of the following has the highest relative biological effectiveness or the quality factor. |
A. X rays and Gama rays
B. Electrons
C. Photons
D. Alpha particles
|
| 4 | A transistor consists of. |
A. One p-n junction
B. Two p-n junctions
C. Three p-n junctions
D. Four p-n junction
|
| 5 | A logic circuit whose output signal is '1' when inputs are different is. |
A. NAND gate
B. NOR gate
C. Exclusive OR gate
D. Exclusive NOR gate
|
| 6 | The gama rays have |
A. Thin tracks
B. Thick tracks
C. No definite tracks
D. Continuous tracks
|
| 7 | The path of electron in Rutherford atomic model according to classical theory a. |
A. Parabolic
B. Straight line
C. Spiral
D. Circular
|
| 8 | When an electron and a positron are annihilated, then number of protons produced is. |
A. 1
B. 2
C. 3
D. 4
|
| 9 | The energy in an electromagnetic wave is carried in the units called. |
A. Protons
B. Electrons
C. Neutrons
D. Nucleus
|
| 10 | Transistors with various combinations are widely used as switches in. |
A. electric generators
B. Rectificers
C. Amplifiers
D. Computers
|
Test Questions