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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 type of radiation would be stopped completely by a thin piece of cardboard.
Question # 2
The electron behave an waves because
Question # 3
A transistor can be used as
Question # 4
In annitilation of matter, positron and electron pair disappears into two
Question # 5
The Inner electrons in heavy atoms can be disturbed and dislodged by.
Question # 6
In which reaction two or more small light nuclei nuclei come together or fuse to form a large nucleus.
Question # 7
Hydrogen bomb is based on
Question # 8
How much large is the proton mass than the electron mass.
Question # 9
The SI unit of decay constant is.
Question # 10
What is the scale for measurement of Banbridge mass spectrograph.
Question # 11
Which six particles and their antiparticles interact by the weak interaction.
Question # 12
The result of the alpha particle scattering experiment gave evidence for which of the following.
Question # 13
X-rays spectrum may be
Question # 14
Why is a capacitor resistor combination used in oscillators in grid circuit.
Question # 15
Which of the following has greatest binding energy per nucleon.
Question # 16
Mean life of a radioactive sample is 100 s its half life will be
Question # 17
What is the overall gain, if three amplifiers each with a gain of 30 are cacaded.
Question # 18
Nuclear force as compared to electrostatic force is.
Question # 19
On which factor cut off wavelength of X-rays coming from a Coolidge tube depends upon.
Question # 20
Which particle has zero charge and zero rest mass.
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
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Set 7
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Set 8
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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
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Set 16
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Set 17
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Set 18
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Set 19
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Set 20
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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 | From which radiation it is most difficult to protect oneslelf. |
A. Alpha radiation
B. Beta radiation
C. Gama radiation
D. Heat radiation
|
| 2 | Hydrogen bomb is based on |
A. Controlled chain reaction
B. Uncontrolled chain reaction
C. Nuclear fusion
D. Nuclear fission
|
| 3 | How positives feedback will effect an amplifier. |
A. Increases the voltage gain
B. Decreases the voltage gain
C. Imitates oscillation to occur
D. Damaged it
|
| 4 | There are how many modes of operations of a BJT. |
A. 2
B. 3
C. 4
D. 5
|
| 5 | Mosley's law establishes the X-rays fluorescence of target element with is. |
A. Atomic weight
B. Atomic number
C. Density
D. Lattice constant
|
| 6 | Which of the following has the highest relative biological effectiveness or the quality factor. |
A. X rays and Gama rays
B. Electrons
C. Photons
D. Alpha particles
|
| 7 | The chain reaction is controlled by a series of rods usually made of. |
A. uranium
B. Cadimium
C. Boron
D. Steel
|
| 8 | The two elements with same number of electrons but different mass number are called. |
A. Isotones
B. Isobars
C. Isotopes
D. Isomers
|
| 9 | In which of the following studies x-rays are not helpful. |
A. Crystal structure
B. Crystal surface
C. Crystal symmetry
D. Crystal atoms
|
| 10 | In a nuclear reactor chani reaction is controlled by introducing. |
A. Iron rods
B. Cadmium rods
C. Graphite rods
D. Platinum rods
|
Test Questions