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	Matter waves	A. Are electromagnetic in nature B. Travel with the speed of light C. Can be diffracted D. Are longitudinal waves
2	A newly prepared radioactive nuclide has a decay constant Lamda of 10-6 s-1 What is the approximate half life of the nuclide.	A. 1 hour B. 1 day C. 1 week D. 1 month
3	the alpha particle does not travel for enough in air.	A. Due to its intense ionization B. Due to its large mass C. Due to its high charge D. Due to its Hight Ionization
4	Which of the following radiations will burn human skin	A. Infrared B. Ultraviolet C. X rays D. Alpha particles
5	The strength of photo electric current depends upon.	A. Intensity of incident light B. Frequency of incident light C. Angle of incident light D. Distance between anode and cathode
6	The Beta particles move along.	A. Straight path B. Curved path C. Zig Zag path D. Circular path
7	In fission reaction, heavy water is used as a	A. Coolant B. Moderator C. Heat exchanger D. Controller of reaction rate
8	The maximum energy of emitted photoelectron is measured by	A. the largest potential difference they can traverse B. The current they produce C. The potential difference they produce D. The speed with they emerge
9	The process by which nuclei emit a ,b and gama rays in order to attain stability is called.	A. Radioactive disintegration B. Radio activity C. B decay D. Radioactive transmulation
10	the wavelength of continuous X-rays is inversely proportional to.	A. Intensity of incident electron beam B. Temperature of the target C. Intensity of X-rays D. The energy of electrons striking the target

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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

One becquerel is equal to

Which of the following is believed to be carrier o nuclear forces.

In n-p-n transistor the current flows in the direction from

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.

In a Geiger Marsden experiment why do the great majority of the Alpha particles pass straight through the metal foil.

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

Which of the following properties is not exhibited by X-rays.

A transistor consists of.

The critical mass of a fission reaction is.

In radiotherapy X-rays are used to.

Usually in an operational amplifier the inputs used are of

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

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

Why transistor is preferred to triode valve for use as an amplifier.

The process by which nuclei emit a ,b and gama rays in order to attain stability is called.

Which BJT configurations used for signal inversion.

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

Which of the following radiations can penetrate 20 cm thick steel.

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

The Compton effect in X-rays proves that

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

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Set 4

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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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