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	Which one of the following spectra series is in the ultraviolet region.	A. Lyman series B. Paschen series C. Brackett series D. Plund series
2	The term used for the emission of electrons when light strikes a surface.	A. The zeeman effect B. The photo electric effect C. Skin effect D. Compton effect
3	Why hydrogen atom does not emit x-rays.	A. its size is very small B. It contains only single electron C. In it energy levels are for apart D. In it energy levels are close to each other
4	Which of the following is the most massive particle.	A. Deuteron B. Alpha particle C. Neutron D. positron
5	Which of the following has greatest binding energy per nucleon.	A. Normal hydrogen B. Deuterium C. Tritium D. Helium-4
6	Current gain of a CE amplifier is 50, ITS hfe is about	A. 25 B. 50 C. 75 D. 100
7	In an electronic transition atom cannot emit	A. Gama rays B. Visible rays C. Infrared rays D. Ultraviolet rays
8	Which one among these contacts in a transistor is non rectifying.	A. Base B. Emitter C. Collector D. None of these
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	How much large is the proton mass than the electron mass.	A. 1536 B. 1636 C. 1736 D. 1836

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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

What is the relativistic version of the Schrodinger equation.

Deuterium is

The maximum K.E. with which photoelectrons are emitted depends very strongly on the.

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

The strength of photo electric current depends upon.

What is the scale for measurement of Banbridge mass spectrograph.

In order to reduce uncertainty in momentum one must use light of.

Which one of the following quantities is conserved in a nuclear reactor.

Mass -energy relation means that the product of mass times the square of the speed of light must be equal to.

Choose the one which acts as single inverter.

Which of the following radiations will burn human skin

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

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

If an object moves with velocity of light the apparent mass of the object as compared to list original mass is

Beta decay may occur by

Hydrogen bomb is based on

The electrons behave as wave because.

A freshly made sample of radioactive material gives a count rate of 8,000 counts per minute After twenty days it gives a count rate of 500 counts per minute What is the half life of the materials.

Cosmic rays mostly comprise of

The radius of second orbit of hydrogen atom is

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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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