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	Ebers-Moll model describes the working of a	A. BJT B. FET C. MOSFET D. UJT
2	The continuous x rays spectrum is obtained due to	A. Deceleration of impact electrons B. Breaking potential C. Excitation potential D. Ionization potential
3	An example of continuous spectrum is.	A. Black body radiation spectrum B. Molecular spectra C. Atomic spectra D. All of the above
4	What are isotopes.	A. Atoms of the same element with different numbers of neutrons. B. Atoms of the same element with different numbers of protons. C. Atoms which are radioactive D. Atoms which have gained or lost an electron
5	Which of the following phenomenon is observed in obtaining an X ray photograph of our hand.	A. Photoelectric effect B. Zeeman effect C. Shadow photography D. Ionization
6	The SI unit of radioactivity is.	A. Becquerl B. Curie C. Joule D. rutherford
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	The advantage of electron tube over semiconductor is.	A. _{its efficiency} B. its unlimited type C. Its low consumption power D. That it takes no warming up time
9	A transistor consists of.	A. One p-n junction B. Two p-n junctions C. Three p-n junctions D. Four p-n junction
10	A complete amplifier circuit made on a silicon chip and enclosed in a small capsule is	A. Inductor B. Metal detector C. Diode D. Operational amplifier

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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

Ashes from a campfire deep in a cave show carbon -14 activity of only one eighth the activity of fresh wood. How long ago was that campfire made.

Compton scattering experiment seemed to indicate that radiation had

Mosley's law establishes the x rays fluorescence's of target element with its.

Lissajou's figures are used in a Cathode Ray Oscilloscope while measuring.

Transistor stands for

In CC configuration voltage gain is.

The simple form of particle accelerator is.

The total energy of the hydrogen atom is

In which of the following controlled nuclear chain reaction is used to liberate energy.

When a posirtron is emitted it causes.

The mass defect of Bohr's atomic model is

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

The value of open loop gain for the amplifier is

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

A unijunction transistor

The SI unit of decay constant is.

Ebers-Moll model describes the working of a

For an electron or position the rest mass energy is equal to.

Which given element has lowest work function

What is the basic advantage of class A operation of an amplifier.

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

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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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