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 half life of isotopes X is four days and its initial mass is 32 mg What mass of the isotope X will remain after twelve days.	A. 2 mg B. 4 mg C. 8 mg D. 18 mg
2	As the mass number increases, the binding energy per nucleon in a nucleus	A. Increases B. Decreases C. Remain constant D. Varies in a way that depends upon A
3	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
4	Lissajou's figures are used in a Cathode Ray Oscilloscope while measuring.	A. Time period B. Frequency C. Voltage gain D. phase angle
5	Which of the following is its own anti particle.	A. Photon B. Electron C. Proton D. positron
6	Atomic reactor is based on	A. Controlled chain reaction B. Uncontrolledly chain reaction C. Nuclear fission D. Nuclear fusion
7	The electron behave an waves because	A. They can be diffracted by a crystal B. They can produce ions in gases C. They can be deflected by magnetic field D. They can be deflected by electric field
8	LASER beam my be measure very large distance because it is.	A. Inidirectional B. coherent C. Monochromatic D. Not absorbed
9	Which of the following is formed by decay of a free neurton.	A. A number of electrons B. Two protons C. A proton and an electron D. An alpha particle
10	If we use two diodes and a centre tapped transformer we eill get	A. Transistor B. Amplifier C. Half wave rectifier D. Full wave rectifier

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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

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.

Which particle are not emitted by a radioactive substance.

The critical mass of a fissionable material is.

The division and germier experiment relates to

Which of the following propagates at the same speed as velocity of light.

The scientific theory concerning the coming into existence of universe.

In a transistor which one is very thin.

Phenomenon of radioactivity is due to disintegration of.

Which one of the following gates in a a universal gate.

Alpha particles emitted from a radioactive material are.

The charge on a helium nucleus is equal to the charge of.

The X-rays coming from a X-rays tube

LASER is a device which can produce.

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

Deuterium is

One gray is equal to.

The process by which nuclei emit a ,b and gama rays in order to attain stability is called.

Which of the following phenomenon is explained by the tunnel efffect.

48 days after the receipt the amount of iodine -131 left behind is only.

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

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

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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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