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	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
2	Which of the following causes the deflection of Alpha particles when they re passed through a thin foil.	A. Attraction of nucleus B. Collision with nuclei C. Interactions with electrons D. Electrostatic repulsion by the nucleus
3	Which animal did Erwin Schrodinger contemplate using in his famous thought experiment.	A. mouse B. Cat C. Dog D. Rabbit
4	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
5	In an electronic transition atom cannot emit	A. Gama rays B. Visible rays C. Infrared rays D. Ultraviolet rays
6	When using the formula E = h lambda what unit should energy have.	A. Joule B. Watt second C. Newton metre D. Electron volt
7	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
8	Ashes from a campfire deep in a cave show carbon -14 activity of only one eighth the activity of fresh wood. How long ago was that campfire made.	A. 13590 years B. 15190 years C. 17190 years D. 21190 years
9	In a transistor which one is very thin.	A. Collector B. Emitter C. Base D. Depletion region
10	Why FET amplifiers are called voltage controlled devices.	A. Input is a current signal B. Output is a current signal C. Input is a voltage signal D. Output is a voltage signal

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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

Lissajou's figures are used in a Cathode Ray Oscilloscope while measuring.

Which particle has zero charge and zero rest mass.

There are how many modes of operations of a BJT.

Which type of radiation would be stopped completely by a thin piece of cardboard.

Among different elements of the periodic table which of the following atoms is the simplest.

Matter waves

Mosley's law establishes the x rays fluorescence's of target element with its.

Which is the famous standard model of the universe.

Beta decay may occur by

Compton scattering experiment seemed to indicate that radiation had

Radius of the Bother's orbit is r the radius of second orbit will be.

The energy that must be added to separate the nucleus is called.

In a fission reactor which particle causes a uranium -235 nucleus to split.

The term used for the emission of electrons when light strikes a surface.

Why FET amplifiers are called voltage controlled devices.

The value of principal quantum number for an ionized atom is.

A complete amplifier circuit made on a silicon chip and enclosed in a small capsule is

The gama rays have

The back ground radiation in the atmosphere on the average is

The path of electron in Rutherford atomic model according to classical theory a.

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

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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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