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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 transistor can be used as
Question # 2
The photons emitted in inner shell transition are.
Question # 3
Sub atomic paticles whihc does not experience strong nuclear force are.
Question # 4
The emission of photons by a metal when electrons are incident is called.
Question # 5
The molecular weight of D2O is
Question # 6
Alpha particles are used for the treatment of skin of a patient due to.
Question # 7
In a nuclear reactor chani reaction is controlled by introducing.
Question # 8
The maximum K.E. with which photoelectrons are emitted depends very strongly on the.
Question # 9
The phenomenon of Compton's effect process that right has
Question # 10
Which of the following describes that the time interval between two events may be different in different of references
Question # 11
Which is the famous standard model of the universe.
Question # 12
Why FET amplifiers are called voltage controlled devices.
Question # 13
The two elements with same number of electrons but different mass number are called.
Question # 14
Low frequency response of an amplifier is mainly limited by.
Question # 15
The critical mass of fissionable uranium -235 can be reduced by
Question # 16
The mass defect of Bohr's atomic model is
Question # 17
Radius of the Bother's orbit is r the radius of second orbit will be.
Question # 18
A factory buy 100 g of a radioactive chemical with a half life of 5 years which decays to a stable compound How much of the chemical will still be radioactive 10 years time.
Question # 19
X-rays travel with
Question # 20
Which one of the following spectra series is in the ultraviolet region.
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
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Set 10
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Set 11
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Set 12
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Set 13
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Set 14
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Set 15
20 Questions
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Set 16
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Set 17
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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 | 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
|
| 2 | Half life and mean lifetime of a radioactive element are. |
A. Equal to each other
B. Inversely proportional to each other
C. Directly proportional to each other
D. Not related to each other
|
| 3 | 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
|
| 4 | Matter waves |
A. Are electromagnetic in nature
B. Travel with the speed of light
C. Can be diffracted
D. Are longitudinal waves
|
| 5 | Which of the following is basic transistor configuration. |
A. CB
B. CC
C. CE
D. All of these
|
| 6 | The energy in an electromagnetic wave is carried in the units called. |
A. Protons
B. Electrons
C. Neutrons
D. Nucleus
|
| 7 | X-rays are absorbed maximum by |
A. Paper
B. Copper
C. Steel
D. Lead
|
| 8 | The binary equivalent of 25 is |
A. 111001
B. 11001
C. 1001
D. 10101
|
| 9 | Which of the following is not an electromagnetic wave. |
A. game rays
B. Ultraviolet rays
C. Ultrasonic waves
D. Microwaves
|
| 10 | 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
|
Test Questions
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