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	Radio carbon in the atmosphere is produced by the bombardment of.	A. Oxygen by high energy neutrons B. Oxygen by high energy protons C. Nitrogen by high energy protons D. Nitrogen by high energy neutrons
2	When a beta particle travels though a medium it knocks out electrons from the atoms due to.	A. Gravitational force of attraction B. Electrostatic force of repulsion C. Nuclear force D. Electromagnetic induction
3	LASER is a device which can produce.	A. Monochromatic beam of light B. Coherent beam of light C. An intense beam of light D. All of the above
4	In a fission reactor which particle causes a uranium -235 nucleus to split.	A. Alpha particle B. Gama ray C. Neutron D. Proton
5	Nuclear force as compared to electrostatic force is.	A. Weaker and long range B. Weaker and short range C. Stronger and longer range D. Stronger and short range
6	Which particles have spin quantum number 1/2	A. Mesons B. Laptons C. Hadrons D. Muons
7	The most convenient unit for energy at the atomic level is.	A. Joule B. Watt second C. Newton metre D. Electron volt
8	In potential for the material of cathode pure metals are rarely used because of their	A. Low reflecting power B. High reflecting power C. Low resolving power D. High resolving power
9	Induced fission result from the absorption of	A. electron B. Proton C. Nucleon D. Neutron
10	In a photocell, certain metals emit electrons for	A. Visible light B. X-rays C. Infrared light D. Ultraviolet light

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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

Which of the following has the highest relative biological effectiveness or the quality factor.

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

Nuclear force as compared to electrostatic force is.

Which of the following phenomenon is explained by the tunnel efffect.

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

The decimal equivalent of 1111 is

The phenomenon is which the wavelength of scattered X-rays is larger than the incident X-rays is known as.

X-rays are absorbed maximum by

Which of the following radiations will burn human skin

The Beta particles move along.

The strength of photo electric current depends upon.

Which particle interact via all fundamental forces.

If we use two diodes and a centre tapped transformer we eill get

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

In radiotherapy X-rays are used to.

Two electrons approach each other their relative velocity will be.

Transistor are made from

When a beta particle travels though a medium it knocks out electrons from the atoms due to.

Which uranium isotope having the atomic weights as given below is easily fissionable.

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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