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	Critical mass is the minimum mass needed for	A. Fusion B. H-Bomb C. Chain reaction D. Binding energy
2	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
3	Matter waves	A. Are electromagnetic in nature B. Travel with the speed of light C. Can be diffracted D. Are longitudinal waves
4	Low frequency response of an amplifier is mainly limited by.	A. Biasing configuration B. Coupling capacitor C. By pass capacitor D. Input impedance
5	The necessary condition for nuclear fusion is.	A. High temperature and high pressure. B. Low temperature and high pressure C. Low temperature and low pressure D. High temperature and low pressure.
6	The energy in electron volts necessary to remove the most loosely bound electron from the neutral atom is known as.	A. Faraday energy B. Wave number C. Ionization Potential D. Excitation potential
7	Beta decay may occur by	A. Beta minus B. Beta Plus C. Electron capture D. All of these
8	Which particles have spin quantum number 1/2	A. Mesons B. Laptons C. Hadrons D. Muons
9	The binary equivalent of 25 is	A. 111001 B. 11001 C. 1001 D. 10101
10	The phenomenon in which a photon of frequency 'f' is scattered by an electron and the scattered photon has frequency f <f is known as.	A. Pair production B. Pair annihilations C. Photoelectric effect D. Compton's effect

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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

The mass defect of Bohr's atomic model is

As the mass number increases, the binding energy per nucleon in a nucleus

The energy equivalent of 1 kg of matter a

the alpha particle does not travel for enough in air.

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

As oscillator is basically an amplifier with loop gain

The particles equal in mass or greater than protons are called.

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

The half life of isotopes X is four days and its initial mass is 32 mg What mass of the isotope X will remain after twelve days.

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

Which experiment is a demonstration that matter and energy can display properties of both waves and particles.

Transistor stands for

Positron are produced during.

An emitter follower has

The half life of radium -226 is

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.

The advantage of electron tube over semiconductor is.

Which is the famous standard model of the universe.

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

What is the relativistic version of the Schrodinger equation.

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

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Set 2

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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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