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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 splitting of atomic energy levels and the associated spectrum lines when the atoms are placed in a magnetic field is called.
Question # 2
The number of electrons in U nucleus are.
Question # 3
When using the formula E = h lambda what unit should energy have.
Question # 4
The process of conversation of a photon into an electron and a position is called.
Question # 5
How many types of quarks were suggested i 1964 quark theory.
Question # 6
A perfect back body
Question # 7
In heavy atims the electrons are assumed to be arranged in.
Question # 8
Which type of amplifier causes minimum drain of power supply.
Question # 9
A transistor consists of.
Question # 10
A darling ion amplifier is characterized by
Question # 11
x-rays cannot produce
Question # 12
Which of the following radiations will burn human skin
Question # 13
Which of the following is the most commonly used regions of operations for a transistor.
Question # 14
What is the energy equivalent to amu in Me V
Question # 15
The mass of an alpha particle is.
Question # 16
Which BJT configurations used for signal inversion.
Question # 17
An oscillator is basically an amplifier with loop gain
Question # 18
Radioactive substances do not emit
Question # 19
Deuterium is
Question # 20
In CC configuration voltage gain is.
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 | In fission reaction, heavy water is used as a |
A. Coolant
B. Moderator
C. Heat exchanger
D. Controller of reaction rate
|
| 2 | The helium nucleus does not contain |
A. Two electrons
B. Two neutrons
C. Two protons
D. Six nucleons
|
| 3 | The tunnel effect makes possible |
A. Alpha decay
B. Gama rays
C. Positive Beta decay
D. negative Beta dacay
|
| 4 | The angular speed of an electron in the nth orbit of Bohr's hydrogen atom is. |
A. Directly proportional to n
B. Directly proportional to n2
C. Inversely proportional to n
D. Inversely proportional to n2
|
| 5 | If we use two diodes and a centre tapped transformer we eill get |
A. Transistor
B. Amplifier
C. Half wave rectifier
D. Full wave rectifier
|
| 6 | As the mass number increases, the binding energy per nucleon in a nucleus |
A. Increases
B. Decreases
C. Remain constant
D. Varies in a way that depends upon A
|
| 7 | The critical mass of a fissionable material is. |
A. 1 kg
B. 10 kg
C. 100 kg
D. 1.,000 kg
|
| 8 | When we pass a radiation from a radioactive material through an electric field. |
A. All three kinds of rays will be deflected
B. Only the Gama rays are deflected
C. The Alpha and Beta particles are deflected
D. Only the alpha particles are deflected
|
| 9 | Radius of the Bother's orbit is r the radius of second orbit will be. |
A. 2 r
B. 3 r
C. 4 r
D. 8 r
|
| 10 | The loss of mass in a.m.u in a nuclear change can be calculated from energy involved in MeV by |
A. Dividing by 931
B. Multiplying by 931
C. Diving by 391
D. Multiplying by 391
|
Test Questions
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