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	The most suitable material for moderator in a nuclear reactor is.	A. B B. Cd C. D2O D. Uranium
2	The converse of pair production is	A. Annihilation of matter B. Materialization C. Compton effect D. Photo electric effect
3	The absorption of X-rays in a given material follows.	A. A parabola path B. Is straight line C. An exponential curve D. A circle
4	How positives feedback will effect an amplifier.	A. Increases the voltage gain B. Decreases the voltage gain C. Imitates oscillation to occur D. Damaged it
5	In n-p-n transistor the current flows in the direction from	A. Emitter to base B. emitter to collector C. Base to emitter D. Base to collector
6	When we pass a radiation from a radioactive material through an electric field.	A. All three kinds of rays will be deflected B. Only the Gama rays are deflected C. The Alpha and Beta particles are deflected D. Only the alpha particles are deflected
7	The ionization potential of hydrogen atom is.	A. 10.2 V B. 13.6 V C. 12.97 V D. 27.2 V
8	Induced fission result from the absorption of	A. electron B. Proton C. Nucleon D. Neutron
9	Which of the following is not a mode of radioactive decay.	A. Positron emission B. Electron capture C. Fusion reaction D. A decay
10	The decay process in which an unstable nucleus splits into two fragments of comparable mass is known as.	A. Nuclear fission B. nuclear fusion C. Radioactivity D. Carbon dating

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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

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

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.

What is the relativistic version of the Schrodinger equation.

The bunding energy per nucleon for iron is.

How much large is the proton mass than the electron mass.

LASER beam my be measure very large distance because it is.

The most suitable material for moderator in a nuclear reactor is.

Alpha particles are

The total energy of an electron in an orbit around the nucleus is.

Which one of the following gates in a a universal gate.

In Compton's effect the change in wavelength of a scattered photon is called.

The mass of an alpha particle is.

Which of the following configuration of BJTs gives both voltage gain and current gain.

The neutral atoms of all isotopes of the same element contain the same numbers of.

X-rays are absorbed maximum by

The back ground radiation in the atmosphere on the average is

The potential due to which an electron is lifted from gerund state to excited state is.

The emission of electrons from a metal surface when exposed to light of suitable frequency is called.

One becquerel is equal to

The angular speed of an electron in the nth orbit of Bohr's hydrogen atom is.

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

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Set 2

Set 3

Set 4

Set 5

Set 6

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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