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	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
2	Which uranium isotope having the atomic weights as given below is easily fissionable.	A. 234 B. 235 C. 236 D. 238
3	Which particles have spin quantum number 1/2	A. Mesons B. Laptons C. Hadrons D. Muons
4	Half life of a radioactive elements 10 minutes If the initial cont. rate is 368 counts per minute for what time count rate reaches 32 counts per minute.	A. 20 minutes B. 40 minutes C. 80 minutes D. 120 minutes
5	The unit Planck's constant is equivalent to that of.	A. Energy B. Force C. Velocity D. Angular momentum
6	In scattering experiment which force scatters alpha particle.	A. Nuclear force B. Coulomb's force C. Gravitational force D. Centripetal force
7	Which is the famous standard model of the universe.	A. the big bang B. Casmos C. Astronaut D. The small stap
8	Compton scattering experiment seemed to indicate that radiation had	A. Wave nature B. Particle nature C. Wave particle nature D. X-rays nature
9	Neutrino9 is a particle with	A. Charge less property and has no spin B. Charge less property and has spin C. Charge less like electron and has spin D. The same property as neutron
10	The photons emitted in inner shell transition are.	A. Alpha particle B. Beta particle C. Gama particle D. Characteristic X-rays

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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 possible values of principal quantum number are.

The rest mass of a particle is independent of the

Nuclear force exists between

What are isotopes.

When an object moves with a very high speed the length in the direction of motion.

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

The path of Gama rays in Wilson cloud chamber is

One radian is equal to.

The half life of a radioactive substance is 6 years What is the time taken by 12 g of this substance to decay completely.

In potential for the material of cathode pure metals are rarely used because of their

X-rays are

When light of particular frequency is allowed to fall upon a metal surface electrons are emitted from a these emitted electrons are called.

A gama ray of energy 1900 MeV is absorbed by

In the Geiger Marsden experiment a narrow beam of alpha particles was fired at a thin piece of Gold foil in a vacuum Some of the particles were scattered though large angles The result of the experiment provided evidence for the existence of.

When objects placed in a room are exposed to X- rays they appear

The division and germier experiment relates to

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

Which one of the following has the largest wavelength.

Most widely used types of gas LASER are

If an object moves with velocity of light the apparent length of the object moving the direction of motion becomes.

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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