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	In radiotherapy X-rays are used to.	A. Treat cancer B. Delect bone fracture C. Cure heart diseasee D. All of the above
2	Base current of a transistor is 1 mA and collector current is 99 mA What is emitter current.	A. 1 mA B. 100 mA C. 98 mA D. 110 mA
3	Among different elements of the periodic table which of the following atoms is the simplest.	A. Carbon B. Oxygen C. Hydrogen D. Nitrogen
4	The necessary condition for nuclear fusion is.	A. High temperature and high pressure. B. Low temperature and high pressure C. Low temperature and low pressure D. High temperature and low pressure.
5	One particle having zero mass and zero charge is.	A. Positron B. Electron C. Neutrino D. Neutron
6	Neutrino9 is a particle with	A. Charge less property and has no spin B. Charge less property and has spin C. Charge less like electron and has spin D. The same property as neutron
7	Which given element has lowest work function	A. Na B. Al C. si D. C
8	Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to.	A. 2.4 J B. 4.2 J C. 12.3 eV D. 13.6 eV
9	What is the basic advantage of class A operation of an amplifier.	A. It has high efficiency B. It has high gain C. It has low distortion D. It has high distortion
10	The SI unit of radioactivity is.	A. Becquerl B. Curie C. Joule D. rutherford

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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 BJT configurations used for signal inversion.

In a resistor, when base width decreases with increasing Vbc, this phenomenon is called.

The critical mass of fissionable uranium -235 can be reduced by

What will be excitation energy in the third orbit of hydrogen atom.

Critical mass is the minimum mass needed for

LASER is a device which can produce.

Special theory of relativity deals with the events in the frames of reference which move with constant.

At what speed the mass of a body will be doubled.

Which of the following properties is not exhibited by X-rays.

A darling ion amplifier is characterized by

A logic circuit with one input and one output that inverts the input signal at the output is.

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

Positron are produced during.

A device used to determine mass of an isotope quite accurately is known as.

Which of the following phenomenon cannot be understood by quantum theory.

Specially designed solid state detector can be used to detect.

Particle which can be added to the nucleus of an atom with changing its chemical properties are called.

X-rays are not used in RADARs because

In a Geiger Marsden experiment why do the great majority of the Alpha particles pass straight through the metal foil.

The continuous X rays spectrum is due to an effect.

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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