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 chemical behavior of an atom is determined by	A. Mass number B. Number of Isotopes C. Atomic number D. Binding energy
2	Compton scattering experiment seemed to indicate that radiation had	A. Wave nature B. Particle nature C. Wave particle nature D. X-rays nature
3	In Compton's effect it was considered that X-rays consist of	A. Electrons B. Holes C. Neutrons D. Protons
4	The 'x' in X-rays means	A. Xenon B. Explosion C. x for unknown D. X makes the spot
5	When an object moves with a very high speed the length in the direction of motion.	A. Contracts B. Expands C. Remains the same D. Becomes infinity
6	The angular speed of an electron in the nth orbit of Bohr's hydrogen atom is.	A. Directly proportional to n B. Directly proportional to n2 C. Inversely proportional to n D. Inversely proportional to n2
7	Usually in an operational amplifier the inputs used are of	A. Equal voltage and same polarity B. Equal voltage and opposite polarity C. Different voltage and same polarity D. Different voltage and opposite polarity
8	Choose the one which acts as single inverter.	A. Common emitter B. common collector C. Common base D. Diode
9	The usefulness of X rays is largely due to their	A. Mass B. Density C. Volume D. Penetrating power
10	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

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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

x-rays cannot produce

An Alpha particle is the same as

The neutral atoms of all isotopes of the same element contain the same numbers of.

The binding energy to pull the deuterium H apart into a proton and a neutron is equal to.

The mass of an helium nucleus is equal to.

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

Which of the following quantities is discrete according to Bohr's hypothesis.

The bunding energy per nucleon for iron is.

The mass of proton is equal to.

Which of the following causes the deflection of Alpha particles when they re passed through a thin foil.

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

The maximum K.E of photo electrons depends upon

Which both elements are good for nuclear fission.

When Photon incident on a metal produce the emission of electrons the process is called.

How positives feedback will effect an amplifier.

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

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

The Inner electrons in heavy atoms can be disturbed and dislodged by.

The mass defect of Bohr's atomic model is

When a helium atom loses an electron it becomes.

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

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Set 7

Set 8

Set 9

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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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