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	X-rays are	A. Longitudinal wave B. Transvers waves C. Secondary waves D. Fast sound waves
2	Sub atomic particles which experience strong nuclear force are.	A. Leptons B. Hadrons C. Mesons D. Quarks
3	One becquerel is equal to	A. Decay of orie radioactive atoms per second B. Decay of 10 radioactive atoms per secnd C. Decay of 100 radioactive atoms per second D. Decay of infinity radioactive atoms per second.
4	The total energy of the hydrogen atom is	A. zero B. Infinite C. positive D. Negative
5	When a posirtron is emitted it causes.	A. Mass number to increase by one B. mass number to decrease by one C. Atomic number to decrease by one D. Atomic number to increase by one
6	According to Max. Planck, energy is released or absorbed in discrete packets called.	A. quanta B. Meson C. Energy shells D. Position
7	A darling ion amplifier is characterized by	A. High voltage and current gain B. High input resistance and current gain C. High output resistant and current gain D. Low input resistance and current gain
8	Current gain of a CE amplifier is 50, ITS hfe is about	A. 25 B. 50 C. 75 D. 100
9	Which of the following has the highest relative biological effectiveness or the quality factor.	A. X rays and Gama rays B. Electrons C. Photons D. Alpha particles
10	An important property of an ideal power supply is.	A. Infinite internal resistance B. Zero internal resistance C. Large output resistance D. Small output resistance

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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 half life of a radioactive substance depend on.

Among different elements of the periodic table which of the following atoms is the simplest.

Mosley's law establishes the X-rays fluorescence of target element with is.

Which of the following is not an electromagnetic wave.

The absorption of X-rays in a given material follows.

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

Which of the following is not a mode of radioactive decay

The emission of Beta particle from protonium -218 results in the formation of.

In Compton's effect it was considered that X-rays consist of

Sub atomic particles which experience strong nuclear force are.

Which given quantity remains the same in isotones.

Which is the famous standard model of the universe.

Which of the following propagates at the same speed as velocity of light.

A factory buy 100 g of a radioactive chemical with a half life of 5 years which decays to a stable compound How much of the chemical will still be radioactive 10 years time.

The result of the alpha particle scattering experiment gave evidence for which of the following.

Besides U 235 what else is needed for making as atomic bomb.

When a platinum wire is heated of 1600 oC, it becomes

Which term given below refers to the concept moving clocks run slower than clocks at rest w.r.t an observer.

Which of the following are electromagnetic waves.

The half life of a given radioactive isotope is 10 years The original mass of the isotope is 12 g What mass of this isotope remains un decayed after 20 years.

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

Set 1

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

Topic Test

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PPSC Physics Chapter 7 Important MCQ's

Test Questions

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Besides U ²³⁵ what else is needed for making as atomic bomb.

When a platinum wire is heated of 1600^oC, it becomes