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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 alpha particle does not travel for enough in air.
Question # 2
The continuous x rays spectrum is obtained due to
Question # 3
An oscillator is basically an amplifier with loop gain
Question # 4
An emitter follower has
Question # 5
A transistor consists of.
Question # 6
The SI unit of current gain is.
Question # 7
Phenomenon of radioactivity is due to disintegration of.
Question # 8
The output of two input OR gate is zero only when its.
Question # 9
An operational amplifier have how many input terminals.
Question # 10
Which of the following has the highest relative biological effectiveness or the quality factor.
Question # 11
At high temperature a body generally emits redactions of.
Question # 12
The maximum energy of emitted photoelectron is measured by
Question # 13
The emission of electrons from a metal surface when exposed to light of suitable frequency is called.
Question # 14
How many types of quarks were suggested i 1964 quark theory.
Question # 15
Among different elements of the periodic table which of the following atoms is the simplest.
Question # 16
The absorption of X-rays in a given material follows.
Question # 17
Matter waves
Question # 18
The continuous X rays spectrum is due to an effect.
Question # 19
Which both elements are good for nuclear fission.
Question # 20
Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to.
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
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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
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 | 48 days after the receipt the amount of iodine -131 left behind is only. |
A. 0.1325 g
B. 0.2135 g
C. 0.3125 g
D. 0.1235 g
|
| 2 | The value of principal quantum number for an ionized atom is. |
A. 13.6 eV
B. 27.2 eV
C. 54.4 eV
D. 100 eV
|
| 3 | LASER is a device which can produce. |
A. Monochromatic beam of light
B. Coherent beam of light
C. An intense beam of light
D. All of the above
|
| 4 | The usefulness of X rays is largely due to their |
A. Mass
B. Density
C. Volume
D. Penetrating power
|
| 5 | Which of the following phenomenon cannot be understood by quantum theory. |
A. Photo electric effect
B. Compton effect
C. X-Rays production
D. Interference
|
| 6 | The strength of photo electric current depends upon. |
A. Intensity of incident light
B. Frequency of incident light
C. Angle of incident light
D. Distance between anode and cathode
|
| 7 | Both xenon and cesium each have |
A. 24 isotopes
B. 28 isotopes
C. 32 isotopes
D. 36 isotopes
|
| 8 | Radio carbon in the atmosphere is produced by the bombardment of. |
A. Oxygen by high energy neutrons
B. Oxygen by high energy protons
C. Nitrogen by high energy protons
D. Nitrogen by high energy neutrons
|
| 9 | What is the relativistic version of the Schrodinger equation. |
A. Klein Gordon equation
B. Laplace equation
C. Quadratic equation
D. Binomial equation.
|
| 10 | The energy in an electromagnetic wave is carried in the units called. |
A. Protons
B. Electrons
C. Neutrons
D. Nucleus
|
Test Questions
