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	X-rays are not used in RADARs because	A. They are not reflected by the target B. they are not completely absorbed by air C. They damage the target D. They are reflected by the target
2	What is the effect of electric and magnetic fields on X-rays	A. X-rays are deflected B. X-rays are not deflected C. X-rays are sometimes deflected and sometimes not D. Nothing can be said
3	One particle having zero mass and zero charge is.	A. Positron B. Electron C. Neutrino D. Neutron
4	The unit Planck's constant is equivalent to that of.	A. Energy B. Force C. Velocity D. Angular momentum
5	An increase in frequency above threshold frequency results in.	A. Increase in photo electric current B. Increase in K.E. of electrons C. Decrease in photoelectric current D. Decreases in K.E. of electrons
6	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
7	An operational amplifier have how many input terminals.	A. One B. Two C. Three D. Four
8	Hydrogen bomb is based on	A. Controlled chain reaction B. Uncontrolled chain reaction C. Nuclear fusion D. Nuclear fission
9	The gama rays have	A. Thin tracks B. Thick tracks C. No definite tracks D. Continuous tracks
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

As oscillator is basically an amplifier with loop gain

One becquerel is equal to

The advantage of electron tube over a transistor is.

In order to reduce uncertainty in momentum one must use light of.

Which of the following circuits is used as local oscillator in radio receivers.

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

Binding energy per nucleon is.

The unit Planck's constant is equivalent to that of.

At room temperature the potential difference between the two sides of depletion region for silicon is of the order of.

The electron behave an waves because

Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to.

An oscillator is basically an amplifier with loop gain

In CC configuration voltage gain is.

A factory buy 100 g of a radioactive chemical with a half life of 5 years which decays to a stable compound How much of the chemical will still be radioactive 10 years time.

Which one of the following spectra series is in the ultraviolet region.

An operational amplifier can be used as a

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

Which animal did Erwin Schrodinger contemplate using in his famous thought experiment.

From which radiation it is most difficult to protect oneslelf.

Which of the following is invariant under Galilean transformation.

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

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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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