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	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
2	In the experiment of production of X rays electrons are accelerated towards the anode by	A. Thermionic emission B. Potential difference C. Breaking potential D. Cut of current
3	The band width of an audio amplifier is.	A. 10 Hz to 10 kHz B. 20 Hz to 54 Hz C. 20 Hz to 20 kHz D. 20 Hz to 60 kHz
4	What is the scale for measurement of Banbridge mass spectrograph.	A. Linear B. Inverse C. Exponential D. Logarithmic
5	Which of the following radiations can penetrate 20 cm thick steel.	A. Alpha particles B. Beta particles C. Gama particles D. Neutrons
6	The angle of scattering for which the Compton shift is maximum is.	A. 0^o B. 45 ^o C. 80 o D. 180^o
7	The chain reaction is controlled by a series of rods usually made of.	A. uranium B. Cadimium C. Boron D. Steel
8	Radioactivity is the phenomenon associated with the.	A. Transition of radiowaves B. production of alpha particles only C. Decay of nucleus D. Reception of radio waves
9	In the fusion process, there are	A. Hydrogen isotopes B. Helium Isotopes C. Carbon isotopes D. Oxygen isotopes
10	Cosmic rays mostly comprise of	A. Neutral particles B. Negative charged particles C. Positively charged particles D. Ions

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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

When an electron and a positron are annihilated, then number of protons produced is.

The critical mass of a fission reaction is.

As the mass number varies, which of the quantities does not change w.r.t nucleus.

The best shield against Gama rays would be of

Which Isotopes is use din radioactive dating.

In the experiment of photo electric effect the minimum frequency of photons at which electrons are emitted from a metal surface is called.

The binding energy per nucleon for uranium is about.

Which particle interact via all fundamental forces.

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.

The total number nucleons in a nucleus are called.

Compton scattering experiment seemed to indicate that radiation had

A device used to determine mass of an isotope quite accurately is known as.

The photons emitted in inner shell transition are.

Critical mass is the minimum mass needed for

The converse of pair production is

The capture of neutron by a proton results in the formation of.

The chain reaction is controlled by a series of rods usually made of.

the wavelength of continuous X-rays is inversely proportional to.

Positron are produced during.

Which of the following phenomenon is observed in obtaining an X ray photograph of our hand.

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

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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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