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	The constant lamda is called the.	A. Decay constant B. Gas constant C. Planck's constant D. Dose constant
2	The nucleus of tritium is called.	A. Proton B. Triton C. Deuleron D. Positron
3	Which quantity remains fixed in isobars.	A. Mass number B. Atomic number C. Number of neutrons D. Number of protons
4	The transition of inner shell electrons in heavy atoms gives rise to the emission of.	A. Low energy b-particle B. High energy b-particle C. High energy X- rays D. High energy gama rays
5	Which of the following describes that the time interval between two events may be different in different of references	A. Simullaneously B. Time dilation C. Length contraction D. Mass variation
6	In the Geiger Marsden experiment a narrow beam of alpha particles was fired at a thin piece of Gold foil in a vacuum Some of the particles were scattered though large angles The result of the experiment provided evidence for the existence of.	A. A very small charged nucleus B. electrons orbiting the nucleus C. Neutrons in the nucleus D. Nuclear reaction
7	Which of the following is its own anti particle.	A. Photon B. Electron C. Proton D. positron
8	the alpha particle does not travel for enough in air.	A. Due to its intense ionization B. Due to its large mass C. Due to its high charge D. Due to its Hight Ionization
9	Radioactive decay series can be represents on	A. Smith chart B. Segre chart C. Logarithmic chart D. Carbon paper
10	Which given element has lowest work function	A. Na B. Al C. si D. C

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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

Negative feedback

Which of the following phenomenon is observed in obtaining an X ray photograph of our hand.

The band width of an audio amplifier is.

The SI unit of absorbed dose in.

Which of the following is its own anti particle.

X-rays are also used for

Which both elements are good for nuclear fission.

The converse of pair production is

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

Cs - 137 is a radioisotope used ot determine the thickness of the walls of steel pipes Cs 137 is chosen because it emits

During transition, atom cannot emit

Which of the following radiations can penetrate 20 cm thick steel.

The splitting of atomic energy levels and the associated spectrum lines when the atoms are placed in a magnetic field is called.

Which of the following wavelength lies in X-rays region.

An Alpha particle is the same as

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

Which of the following describes that the time interval between two events may be different in different of references

X-rays used for

Which of the following is deflected by an electric field.

Base current of a transistor is 1 mA and collector current is 99 mA What is emitter current.

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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