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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 of the following phenomenon is explained by the tunnel efffect.
Question # 2
Current gain of a CE amplifier is 50, ITS hfe is about
Question # 3
In order to reduce uncertainty in momentum one must use light of.
Question # 4
The most abundant isotope of neon is.
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 half life of a radioactive substance depend on.
Question # 7
The scientific theory concerning the coming into existence of universe.
Question # 8
During the alpha decay process
Question # 9
How much large is the proton mass than the electron mass.
Question # 10
Beta decay may occur by
Question # 11
Which of the following detectors can count fast and operate at low voltage.
Question # 12
Compton scattering experiment seemed to indicate that radiation had
Question # 13
The emission of electrons from a metal surface when exposed to light of suitable frequency is called.
Question # 14
The X-rays coming from a X-rays tube
Question # 15
During transition, atom cannot emit
Question # 16
Which animal did Erwin Schrodinger contemplate using in his famous thought experiment.
Question # 17
The process of energy generation in sun and stars is.
Question # 18
Which particle is removed by a photon.
Question # 19
A transistor consists of.
Question # 20
In a photocell, certain metals emit electrons for
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 | The resistance between(+) and (-) inputs of an amplifier is. |
A. Zero
B. Low
C. High
D. Infinity
|
| 2 | Radioactivity is the phenomenon associated with the. |
A. Transition of radiowaves
B. production of alpha particles only
C. Decay of nucleus
D. Reception of radio waves
|
| 3 | The total energy of an electron in an orbit around the nucleus is. |
A. Zero
B. Unity
C. Infinity
D. Negative
|
| 4 | Atomic reactor is based on |
A. Controlled chain reaction
B. Uncontrolledly chain reaction
C. Nuclear fission
D. Nuclear fusion
|
| 5 | Usually in an operational amplifier the inputs used are of |
A. Equal voltage and same polarity
B. Equal voltage and opposite polarity
C. Different voltage and same polarity
D. Different voltage and opposite polarity
|
| 6 | 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
|
| 7 | 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. |
A. 0.5 g
B. 1.2 g
C. 3.0 g
D. 6.0 g
|
| 8 | Mean life of a radioactive sample is 100 s its half life will be |
A. 0.693 s
B.
1 s
C. 6.93 s
D. 69.3 s
|
| 9 | From which radiation it is most difficult to protect oneslelf. |
A. Alpha radiation
B. Beta radiation
C. Gama radiation
D. Heat radiation
|
| 10 | Which of the following is basic transistor configuration. |
A. CB
B. CC
C. CE
D. All of these
|
Test Questions
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