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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
Beta decay may occur by
Question # 2
When transistor works as an amplifier, its output is.
Question # 3
Which uranium isotope having the atomic weights as given below is easily fissionable.
Question # 4
The most familiar example of radioactive dating is.
Question # 5
Alpha particles are used for the treatment of skin of a patient due to.
Question # 6
Alpha particles emitted from a radioactive material are.
Question # 7
The decimal equivalent of 1111 is
Question # 8
Bohr's atomic model assumes
Question # 9
Phenomenon of radioactivity is due to disintegration of.
Question # 10
As the mass number varies, which of the quantities does not change w.r.t nucleus.
Question # 11
When light of particular frequency is allowed to fall upon a metal surface electrons are emitted from a these emitted electrons are called.
Question # 12
Which of the following properties is not exhibited by X-rays.
Question # 13
The strength of photo electric current depends upon.
Question # 14
X-rays are not used in RADARs because
Question # 15
The process of energy generation in sun and stars is.
Question # 16
Why is a capacitor resistor combination used in oscillators in grid circuit.
Question # 17
The binding energy to pull the deuterium H apart into a proton and a neutron is equal to.
Question # 18
The necessary condition for nuclear fusion is.
Question # 19
What will be excitation energy in the third orbit of hydrogen atom.
Question # 20
Most widely used types of gas LASER are
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 | Radioactive decay series can be represents on |
A. Smith chart
B. Segre chart
C. Logarithmic chart
D. Carbon paper
|
| 2 | Besides U 235 what else is needed for making as atomic bomb. |
A. Electons
B. Protons
C. Neutrons
D. Photons
|
| 3 | Which of the following quantities is discrete according to Bohr's hypothesis. |
A. Momentum
B.
Potential energy
C. Angular velocity
D. Angular momentum
|
| 4 | The Inner electrons in heavy atoms can be disturbed and dislodged by. |
A. X rays
B. Alpha particle
C. Beta particles
D. gama particles
|
| 5 | In de Brogile model electron orbit must form |
A. Spectrum
B. Wave packets
C. Franhoffer lines
D. Clouds
|
| 6 | The ionization potential of hydrogen atom is. |
A. 10.2 V
B. 13.6 V
C. 12.97 V
D. 27.2 V
|
| 7 | The neutral atoms of all isotopes of the same element contain the same numbers of. |
A. Electrons and protons
B. Electrons and neutrons
C. Neutrons
D. Neutrons and protons
|
| 8 | Mosley's law establishes the X-rays fluorescence of target element with is. |
A. Atomic weight
B. Atomic number
C. Density
D. Lattice constant
|
| 9 | Base current of a transistor is 1 mA and collector current is 99 mA What is emitter current. |
A. 1 mA
B. 100 mA
C. 98 mA
D. 110 mA
|
| 10 | Radioactive substances do not emit |
A. Alpha particles
B. Beta particles
C. Gama rays
D. Neutrons
|
Test Questions
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