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	Which particle are not emitted by a radioactive substance.	A. Alpha particles B. Beta particles C. Gama particles D. Neutrons
2	Which of the following phenomenon is explained by the tunnel efffect.	A. Alpha decay B. Beta decay C. Gama decay D. Radioactivity
3	The SI unit of absorbed dose in.	A. Bel B. Weber C. Rem D. Grey
4	Mean life of a radioactive sample is 100 s its half life will be	A. 0.693 s B. 1 s C. 6.93 s D. 69.3 s
5	Isotopes are the atoms of the same elements which contain equal number of.	A. Nucleus B. Neutrons C. Protons D. Electrons
6	Which is the famous standard model of the universe.	A. the big bang B. Casmos C. Astronaut D. The small stap
7	The emission of electrons from a metal surface when exposed to light of suitable frequency is called.	A. Pair production B. Compton effect C. Photo electric effect D. Zeeman effect
8	Induced fission result from the absorption of	A. electron B. Proton C. Nucleon D. Neutron
9	The rest mass of a particle is independent of the	A. Wavelength of the particle B. Mass of the particle C. Speed of the particle D. Energy of the particle
10	Which of the following are electromagnetic waves.	A. Alpha particles B. Beta particles C. Gama rays D. Water waves

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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

Though the wavelength of X-rays is smaller than that of visible light yet the speed of X-rays in vacuum is.

A complete amplifier circuit made on a silicon chip and enclosed in a small capsule is

The path of Gama rays in Wilson cloud chamber is

Which one of the following quantities is conserved in a nuclear reactor.

The average energy released per fission of U is about

A newly prepared radioactive nuclide has a decay constant Lamda of 10-6 s-1 What is the approximate half life of the nuclide.

Which particle interact via all fundamental forces.

An example of continuous spectrum is.

In de Brogile model electron orbit must form

Which experiment confirmed the de Broglie hypothesis.

If an object moves with velocity of light the apparent mass of the object as compared to list original mass is

In a cloud chamber the Alpha particles leave

Which of the following can be used as an arrester in a nuclear reactor.

The charge on a helium nucleus is equal to the charge of.

What is the effect of electric and magnetic fields on X-rays

The half life of isotopes X is four days and its initial mass is 32 mg What mass of the isotope X will remain after twelve days.

In heavy elements of the periodic table the number of neutrons than protons are.

The advantage of electron tube over a transistor is.

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

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

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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