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	Radius of the Bother's orbit is r the radius of second orbit will be.	A. 2 r B. 3 r C. 4 r D. 8 r
2	Which of the following is required for maintaining sustained chain reaction.	A. Neutrons B. Protons C. Electrons D. Photons
3	Which one of the following is a convenient energy unit to express the energy of sub atomic particles.	A. Joule B. electron volt C. Watt D. Curie
4	The value of open loop gain for the amplifier is	A. zero B. very low C. very high D. of an intermediate vaue
5	Why transistor is preferred to triode valve for use as an amplifier.	A. Because it can handle large power B. Because it has higher input impedance C. Because it has higher voltage gain D. Because it has lower voltage gain
6	Deuterium is	A. A transuranic element B. A type o cosmic particle C. An isotope of hydrogen D. An isotope of helium
7	The relationship between mass number atomic number and neutron number is.	A. A = Z + N B. A = Z - N C. Z = A + N D. N = Z - A
8	The process of energy generation in sun and stars is.	A. Fusion of heavy nuclei B. fusion of light nuclei C. Fission of light nuclei D. Solar panels
9	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
10	Emitter follower amplifier is an example of.	A. Current series feedback B. Voltage series feedback C. Current shunt feed back D. Voltage shunt feedback

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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

White light a tungsten filament lamp is passed through sodium vapor and viewed through a diffraction gritting Which of the following best describes the spectrum which would be seen.

Sub atomic paticles whihc does not experience strong nuclear force are.

The reciprocal of decay constant lamda of a radioactive substances is equal to.

The converse of pair production is

When a posirtron is emitted it causes.

The transition of inner shell electrons in heavy atoms gives rise to the emission of.

Which experiment is a demonstration that matter and energy can display properties of both waves and particles.

The electrons behave as wave because.

What do we study by crystallography.

The chain reaction is controlled by a series of rods usually made of.

What is the scale for measurement of Banbridge mass spectrograph.

In potential for the material of cathode pure metals are rarely used because of their

Which term given below refers to the concept moving clocks run slower than clocks at rest w.r.t an observer.

The energy that must be added to separate the nucleus is called.

In Compton's effect the change in wavelength of a scattered photon is called.

the gain of an amplifier is independent of

Transistor stands for

The photons emitted in inner shell transition are.

An increase in frequency above threshold frequency results in.

When of the following radiations are not emitted by electron transitions in atoms.

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

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Set 7

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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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