PPSC Physics Topic 7 MCQ Test With Answer

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.

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PPSC Physics Chapter 7 Important MCQ's

Sr.#	Question	Answer
1	The most abundant isotope of neon is.	A. Neon -20 B. Neon -21 C. Neon -22 D. Both a and c
2	In annitilation of matter, positron and electron pair disappears into two	A. Alpha particles B. Beta particles C. Game particles D. X-rays
3	Which experiment is a demonstration that matter and energy can display properties of both waves and particles.	A. young's double slit experiment B. Division germier experiment C. Heisenberg's uncertainty experiment D. Stern Gerlach experiment
4	The process by which nuclei emit a ,b and gama rays in order to attain stability is called.	A. Radioactive disintegration B. Radio activity C. B decay D. Radioactive transmulation
5	When Be is bombarded by alpha particles, then we obtain	A. electron B. Proton C. Positron D. Neutron
6	Usually in an operational amplifier the inputs used are of	A. Equal voltage and same polarity B. Equal voltage and opposite polarity C. Different voltage and same polarity D. Different voltage and opposite polarity
7	The most suitable material for moderator in a nuclear reactor is.	A. B B. Cd C. D2O D. Uranium
8	Special theory of relativity deals with the events in the frames of reference which move with constant.	A. Time interval B. Acceleration C. Momentum D. space interval
9	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
10	Isotopes are the atoms of the same elements which contain equal number of.	A. Nucleus B. Neutrons C. Protons D. Electrons

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PPSC Physics Topic 7 MCQ Test With Answer

MCQ's Test For PPSC Physics Topic 7 Modern Physics

PPSC Physics Topic 7 Modern Physics

A darling ion amplifier is characterized by

Which one of the following is a neutron absorber

Mean life of a radioactive sample is 100 s its half life will be

the alpha particle does not travel for enough in air.

Which type of amplifier causes minimum drain of power supply.

The SI unit of radioactivity is.

In a resistor, when base width decreases with increasing Vbc, this phenomenon is called.

Hydrogen bomb is based on

The half life of radium -226 is

Base current of a transistor is 1 mA and collector current is 99 mA What is emitter current.

White light a tungsten filament lamp is passed through sodium vapor and viewed through a diffraction gritting Which of the following best describes the spectrum which would be seen.

X-rays are absorbed maximum by

The most readily fissionable isotope of uranium has atomic mass of

Which of the following radiations can penetrate 20 cm thick steel.

The division and germier experiment relates to

Which given quantity remains the same in isotones.

Neither the position nor the momentum of a particle can be predicted with arbitrarily great precision is the statement of.

The ionization potential of hydrogen atom is.

The process of conversation of a photon into an electron and a position is called.

Special theory of relativity deals with the events in the frames of reference which move with constant.

Prepare Complete Set Wise PPSC Physics Topic 7 Modern Physics MCQs Online With Answers

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Set 4

Set 5

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Set 7

Set 8

Set 9

Set 10

Set 11

Set 12

Set 13

Set 14

Set 15

Set 16

Set 17

Set 18

Set 19

Set 20

Set 21

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PPSC Physics Chapter 7 Important MCQ's

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