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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 temperature is required for the fusion of two nuclides.
Question # 2
Mosley's law establishes the x rays fluorescence's of target element with its.
Question # 3
Though the wavelength of X-rays is smaller than that of visible light yet the speed of X-rays in vacuum is.
Question # 4
Which one of the following has maximum frequency.
Question # 5
In radiotherapy X-rays are used to.
Question # 6
Which of the following configuration of BJTs gives both voltage gain and current gain.
Question # 7
48 days after the receipt the amount of iodine -131 left behind is only.
Question # 8
The exitance of more than one distinct state with the same energy is called.
Question # 9
When Photon incident on a metal produce the emission of electrons the process is called.
Question # 10
Sub atomic particles which experience strong nuclear force are.
Question # 11
A body moves with velocity of 2 x 106 m s-1 its relativistic mass becomes
Question # 12
Compton scattering experiment seemed to indicate that radiation had
Question # 13
The angular speed of an electron in the nth orbit of Bohr's hydrogen atom is.
Question # 14
Work function is generally expressed in.
Question # 15
Which of the following is its own anti particle.
Question # 16
A photon is chasing an electron, whose speed is 0.9 c What is their relative speed.
Question # 17
A spectroscope sorts out
Question # 18
When objects placed in a room are exposed to X- rays they appear
Question # 19
X-rays are not used in RADARs because
Question # 20
Push pull amplifiers employ
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 | Why transistor is preferred to triode valve for use as an amplifier. |
A. Because it can handle large power
B. Because it has higher input impedance
C. Because it has higher voltage gain
D. Because it has lower voltage gain
|
| 2 | At what speed the mass of a body will be doubled. |
A. 0.67 C
B. 0.77 C
C. 0.87 C
D. 0.97 C
|
| 3 | There are how many modes of operations of a BJT. |
A. 2
B. 3
C. 4
D. 5
|
| 4 | The particles equal in mass or greater than protons are called. |
A. Mesons
B. Bosons
C. Baryons
D. Nucleons
|
| 5 | In a fission reactor which particle causes a uranium -235 nucleus to split. |
A. Alpha particle
B. Gama ray
C. Neutron
D. Proton
|
| 6 | A transistor can be used as |
A. Oscillator
B. Amplifier
C. Switch
D. Both a and c
|
| 7 | When transistor works as an amplifier, its output is. |
A. More
B. Less
C. Zero
D. Directly proportional to the input
|
| 8 | Induced fission result from the absorption of |
A. electron
B. Proton
C. Nucleon
D. Neutron
|
| 9 | The input resistance of a JFET is of the order of. |
A. 1 M Mega
B. 10 M Mega
C. 100 M Mega
D. 1,000 M Mega
|
| 10 | At room temperature the potential difference between the two sides of depletion region for silicon is of the order of. |
A. 0.3 v
B. 0.5 V
C. 0.7 V
D. 0.9 V
|
Test Questions
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