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 Compton effect in X-rays proves that	A. Electrons have wave property B. x-rays have wave properly C. X-rays have particle characteristics D. Electrons cannot exist
2	Negative feedback	A. Increases stability B. Decreases stability C. Produces oscillatory D. Cannot occur
3	In a Geiger Marsden experiment why do the great majority of the Alpha particles pass straight through the metal foil.	A. Atomic nuclei may contain neutrons B. Atoms are electrically neutral C. Atoms are largely empty space D. Atoms have positively charged nuclei
4	For the normal operation of transistor the emitter base junction is always.	A. Zero biased B. Reverse biased C. Forward bised D. Both a and b
5	How many types of quarks were suggested i 1964 quark theory.	A. Two B. Three C. Four D. Five
6	Which uranium isotope having the atomic weights as given below is easily fissionable.	A. 234 B. 235 C. 236 D. 238
7	Which of the following is invariant under Galilean transformation.	A. Velocity B. Impulse C. Momentum D. Distance
8	Both xenon and cesium each have	A. 24 isotopes B. 28 isotopes C. 32 isotopes D. 36 isotopes
9	Binding energy per nucleon is.	A. Greatest for heavy nuclei B. Least for heavy nuclei C. Greatest for light nuclei D. Greatest for medium weight nuclei
10	If an object moves with velocity of light the apparent length of the object moving the direction of motion becomes.	A. Larger B. Smaller C. Zero D. Infinity

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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

The binary equivalent of 25 is

The energy delivered to the tissue per unit mass is called the absorbed dose of.

Most widely used types of gas LASER are

The electrons behave as waves, because they can .

The Rutherford atom according to classical theory is

Which particles have spin quantum number 1/2

The SI unit of absorbed dose in.

The maximum energy of emitted photoelectron is measured by

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

Which of the following is not an electromagnetic wave.

In a transistor which one is very thin.

Half life and mean lifetime of a radioactive element are.

Which type of amplifier causes minimum drain of power supply.

The maximum K.E. with which photoelectrons are emitted depends very strongly on the.

The emission of electrons from a metal surface when exposed to light of suitable frequency is called.

In n-p-n transistor the current flows in the direction from

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

What is the scale for measurement of Banbridge mass spectrograph.

The path of electron in Rutherford atomic model according to classical theory a.

Ebers-Moll model describes the working of a

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

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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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