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	Compton scattering experiment seemed to indicate that radiation had	A. Wave nature B. Particle nature C. Wave particle nature D. X-rays nature
2	The radius of second orbit of hydrogen atom is	A. 0.071 A B. 0.142 A C. 4.752 A D. 9.5298 A
3	The most readily fissionable isotope of uranium has atomic mass of	A. 234 B. 235 C. 236 D. 238
4	The electron behave an waves because	A. They can be diffracted by a crystal B. They can produce ions in gases C. They can be deflected by magnetic field D. They can be deflected by electric field
5	During transition, atom cannot emit	A. Visible light B. Ultraviolet radiation C. Infrared radiations D. gama rays
6	The decimal equivalent of 1111 is	A. 5 B. 10 C. 15 D. 120
7	Which of the following has greatest binding energy per nucleon.	A. Normal hydrogen B. Deuterium C. Tritium D. Helium-4
8	The angular speed of an electron in the nth orbit of Bohr's hydrogen atom is.	A. Directly proportional to n B. Directly proportional to n2 C. Inversely proportional to n D. Inversely proportional to n2
9	Work function is generally expressed in.	A. Electron volt B. Joules C. Newtons D. Gauss
10	Transistor are made from	A. Plastics B. Metals C. Insulators D. Doped semiconductors

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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

Push pull amplifiers employ

In CE amplifier phased reversal occurs when the output voltage is taken between

The SI unit of current gain is.

How positives feedback will effect an amplifier.

Radioactive substances do not emit

A photon is chasing an electron, whose speed is 0.9 c What is their relative speed.

The mass defect of Bohr's atomic model is

In an electronic transition atom cannot emit

The relationship between mass number atomic number and neutron number is.

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

What is the relativistic version of the Schrodinger equation.

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

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

X-rays are also used for

The part of theory of relativity which deals with accelerated bodies is called.

Ebers-Moll model describes the working of a

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

Which of the following is invariant under Galilean transformation.

Which quantity remains fixed in isobars.

The constant lamda is called the.

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

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Top Scorers Of PPSC Physics Topic 7 Modern Physics MCQ`s Test

PPSC Physics Chapter 7 Important MCQ's

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