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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
00:00
Question # 1
Which particle interact via all fundamental forces.
Question # 2
In an electronic transition atom cannot emit
Question # 3
The most suitable material for moderator in a nuclear reactor is.
Question # 4
The half life of uranium -238 is
Question # 5
The wavelength of X-rays is of the ofder of.
Question # 6
Marie Curie and Pierre Curie discovered two new radioactive elements which are.
Question # 7
Current gain of a CE amplifier is 50, ITS hfe is about
Question # 8
In a photocell, certain metals emit electrons for
Question # 9
In radiotherapy X-rays are used to.
Question # 10
The mass of an helium nucleus is equal to.
Question # 11
Radioactive decay series can be represents on
Question # 12
Negative feedback
Question # 13
X-rays spectrum may be
Question # 14
Which of the following radiations will burn human skin
Question # 15
X-ray are
Question # 16
When we pass a radiation from a radioactive material through an electric field.
Question # 17
Which of the following causes the deflection of Alpha particles when they re passed through a thin foil.
Question # 18
One particle having zero mass and zero charge is.
Question # 19
The back ground radiation in the atmosphere on the average is
Question # 20
LASER beam my be measure very large distance because it 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
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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 | When a helium atom loses an electron it becomes. |
A. An a particle
B. A proton
C. A positive helium ion
D. A negative helium ion
|
| 2 | X-rays are absorbed maximum by |
A. Paper
B. Copper
C. Steel
D. Lead
|
| 3 | Both xenon and cesium each have |
A. 24 isotopes
B. 28 isotopes
C. 32 isotopes
D. 36 isotopes
|
| 4 | Though the wavelength of X-rays is smaller than that of visible light yet the speed of X-rays in vacuum is. |
A. longer that that of visible light
B. Smaller than that of visible light
C. Same as that of visible light
D. Unpredictable
|
| 5 | A body moves with velocity of 2 x 106 m s-1 its relativistic mass becomes |
A. Zero
B. Unity
C. Double of its rest mass
D. Infinity
|
| 6 | Which one of the following is a convenient energy unit to express the energy of sub atomic particles. |
A. Joule
B. electron volt
C. Watt
D. Curie
|
| 7 | 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
|
| 8 | Which given element has lowest work function |
A. Na
B. Al
C. si
D. C
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| 9 | Mosley's law establishes the x rays fluorescence's of target element with its. |
A. Atomic weight
B. Atomic number
C. Density
D. Lattice constant
|
| 10 | Nuclear force exists between |
A. Proton proton
B. Neutron -neutron
C. neutron -proton
D. All of these
|
Test Questions
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