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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 phenomenon cannot be understood by quantum theory.
Question # 2
Current gain of a CE amplifier is 50, ITS hfe is about
Question # 3
The critical mass of fissionable uranium -235 can be reduced by
Question # 4
the wavelength of continuous X-rays is inversely proportional to.
Question # 5
The transition of inner shell electrons in heavy atoms gives rise to the emission of.
Question # 6
One rem is equal to.
Question # 7
Which is the famous standard model of the universe.
Question # 8
In an electronic transition atom cannot emit
Question # 9
The binding energy per nucleon for uranium is about.
Question # 10
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 # 11
If we use two diodes and a centre tapped transformer we eill get
Question # 12
A darling ion amplifier is characterized by
Question # 13
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 # 14
The phenomenon of Compton's effect process that right has
Question # 15
Half life and mean lifetime of a radioactive element are.
Question # 16
The necessary condition for nuclear fusion is.
Question # 17
A transistor can be used as
Question # 18
Which of the following phenomenon is observed in obtaining an X ray photograph of our hand.
Question # 19
An example of continuous spectrum is.
Question # 20
The relationship between mass number atomic number and neutron number 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
20 Questions
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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 | The two elements with same number of electrons but different mass number are called. |
A. Isotones
B. Isobars
C. Isotopes
D. Isomers
|
| 2 | Which one of the following gates in a a universal gate. |
A. OR
B. AND
C. NOT
D. NAND
|
| 3 | Which of the following is formed by decay of a free neurton. |
A. A number of electrons
B. Two protons
C. A proton and an electron
D. An alpha particle
|
| 4 | Current gain of a CE amplifier is 50, ITS hfe is about |
A. 25
B. 50
C. 75
D. 100
|
| 5 | The half life of uranium -238 is |
A. 1620 years
B. 4.5 x 109 years
C. 3-8 days
D. 23.5 minutes
|
| 6 | There are how many modes of operations of a BJT. |
A. 2
B. 3
C. 4
D. 5
|
| 7 | An emitter follower has |
A. High input impedance and high output impedance
B. High input impedance and low output impedance
C. Low input impedance and low output impedance
D. Low input impedance and high output impedance
|
| 8 | If an object moves with velocity of light the apparent length of the object moving the direction of motion becomes. |
A. Larger
B. Smaller
C. Zero
D. Infinity
|
| 9 | Which uranium isotope having the atomic weights as given below is easily fissionable. |
A. 234
B. 235
C. 236
D. 238
|
| 10 | Ebers-Moll model describes the working of a |
A. BJT
B. FET
C. MOSFET
D. UJT
|
Test Questions