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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
The nucleus of tritium is called.
Question # 2
A solid state detector is basically
Question # 3
The total number nucleons in a nucleus are called.
Question # 4
Push pull amplifiers employ
Question # 5
A freshly made sample of radioactive material gives a count rate of 8,000 counts per minute After twenty days it gives a count rate of 500 counts per minute What is the half life of the materials.
Question # 6
Which particle has zero charge and zero rest mass.
Question # 7
X-rays are absorbed maximum by
Question # 8
Emitter follower amplifier is an example of.
Question # 9
Half life and mean lifetime of a radioactive element are.
Question # 10
The half life of isotopes X is four days and its initial mass is 32 mg What mass of the isotope X will remain after twelve days.
Question # 11
In which of the following controlled nuclear chain reaction is used to liberate energy.
Question # 12
The Beta particles move along.
Question # 13
When objects placed in a room are exposed to X- rays they appear
Question # 14
The most abundant isotope of neon is.
Question # 15
The phenomenon of radioactivity is associated with
Question # 16
When Be is bombarded by alpha particles, then we obtain
Question # 17
Critical mass is the minimum mass needed for
Question # 18
Mosley's law establishes the X-rays fluorescence of target element with is.
Question # 19
The rest mass of a particle is independent of the
Question # 20
The charge on a helium nucleus is equal to the charge of.
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 | What is the scale for measurement of Banbridge mass spectrograph. |
A. Linear
B. Inverse
C. Exponential
D. Logarithmic
|
| 2 | The unit of Rydberg constant R is |
A. m
B. m3
C. m-1
D. m-2
|
| 3 | Which both elements are good for nuclear fission. |
A. Thorium an uranium
B. Thorium and radium
C. Plutonium and uranium
D. Plutonium and throrium
|
| 4 | In potential for the material of cathode pure metals are rarely used because of their |
A. Low reflecting power
B. High reflecting power
C. Low resolving power
D. High resolving power
|
| 5 | Which of the following propagates at the same speed as velocity of light. |
A. Heat waves
B. Sound waves
C. Shock waves
D.
Beta particles
|
| 6 | X-rays are absorbed maximum by |
A. Paper
B. Copper
C. Steel
D. Lead
|
| 7 | The binding energy per nucleon for uranium is about. |
A. 7.7 MeV
B. 9.6 MeV
C. 13.6 MeV
D. 21.6 MeV
|
| 8 | The potential due to which an electron is lifted from gerund state to excited state is. |
A. Potential gradient
B. excitation potential
C. Ionization potential
D. Potential difference
|
| 9 | 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
|
| 10 | Which temperature is required for the fusion of two nuclides. |
A. 106 K
B. 107 K
C. 10 8 K
D. 10 9 K
|
Test Questions
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