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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
A body moves with velocity of 2 x 106 m s-1 its relativistic mass becomes
Question # 2
The maximum energy of emitted photoelectron is measured by
Question # 3
The 'x' in X-rays means
Question # 4
The particles equal in mass or greater than protons are called.
Question # 5
Marie Curie and Pierre Curie discovered two new radioactive elements which are.
Question # 6
At high temperature a body generally emits redactions of.
Question # 7
An important property of an ideal power supply is.
Question # 8
What is the basic advantage of class A operation of an amplifier.
Question # 9
X-rays are also used for
Question # 10
The half life of a radioactive element depends upon.
Question # 11
Which particle has zero charge and zero rest mass.
Question # 12
The half life of a given radioactive isotope is 10 years The original mass of the isotope is 12 g What mass of this isotope remains un decayed after 20 years.
Question # 13
Which of the following phenomenon is explained by the tunnel efffect.
Question # 14
Which of the following detectors can count fast and operate at low voltage.
Question # 15
Which of the following phenomenon is observed in obtaining an X ray photograph of our hand.
Question # 16
Nuclear force exists between
Question # 17
Alpha particles are used for the treatment of skin of a patient due to.
Question # 18
In scattering experiment which force scatters alpha particle.
Question # 19
Phenomenon of radioactivity is due to disintegration of.
Question # 20
Which of the following is basic transistor configuration.
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
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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 | 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
|
| 2 | 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
|
| 3 | There are how many types of forces or interactions. |
A. Two
B. Three
C. Four
D. Five
|
| 4 | When transistor works as an amplifier, its output is. |
A. More
B. Less
C. Zero
D. Directly proportional to the input
|
| 5 | Induced fission result from the absorption of |
A. electron
B. Proton
C. Nucleon
D. Neutron
|
| 6 | Radius of the Bother's orbit is r the radius of second orbit will be. |
A. 2 r
B. 3 r
C. 4 r
D. 8 r
|
| 7 | Which one of the following has maximum frequency. |
A. Visible light
B. Gama rays
C. Ultraviolet rays
D. Infrared rays
|
| 8 | The most familiar example of radioactive dating is. |
A. Nitrogen dating
B. Carbon dating
C. Hydrogen dating
D. Helium dating
|
| 9 | Beta decay may occur by |
A. Beta minus
B. Beta Plus
C. Electron capture
D. All of these
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| 10 | The phenomenon is which the wavelength of scattered X-rays is larger than the incident X-rays is known as. |
A. Zeeman's effect
B. Photoelectric effect
C. Compton's effect
D. Annihilation of matter
|
Test Questions
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