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 tunnel effect makes possible	A. Alpha decay B. Gama rays C. Positive Beta decay D. negative Beta dacay
2	The term used for the emission of electrons when light strikes a surface.	A. The zeeman effect B. The photo electric effect C. Skin effect D. Compton effect
3	Lissajou's figures are used in a Cathode Ray Oscilloscope while measuring.	A. Time period B. Frequency C. Voltage gain D. phase angle
4	The half life of uranium -238 is	A. 1620 years B. 4.5 x 10⁹years C. 3-8 days D. 23.5 minutes
5	The critical mass of fissionable uranium -235 can be reduced by	A. Adding impurities to it B. Heating the material C. surrounding it by neutron reflecting material D. Surrounding it by neutron absorbing material
6	The splitting of atomic energy levels and the associated spectrum lines when the atoms are placed in a magnetic field is called.	A. The photoelectric effect B. The zeeman effect C. The Compton effect D. Quantum effect
7	Which of the following is not an electromagnetic wave.	A. game rays B. Ultraviolet rays C. Ultrasonic waves D. Microwaves
8	The maximum energy of emitted photoelectron is measured by	A. the largest potential difference they can traverse B. The current they produce C. The potential difference they produce D. The speed with they emerge
9	Sub atomic particles which experience strong nuclear force are.	A. Leptons B. Hadrons C. Mesons D. Quarks
10	Which configuration is used to connect high impedance source to a low impedance lead.	A. CE B. CB C. CC D. BE

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

The continuous x rays spectrum is obtained due to

One becquerel is equal to

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

When a platinum wire is heated of 1600 oC, it becomes

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

In the fusion process, there are

The relationship between mass number atomic number and neutron number is.

Alpha particles are

The phenomenon is which the wavelength of scattered X-rays is larger than the incident X-rays is known as.

Which circuit elements has two stable states and can be used to store information.

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

Which particle interact via all fundamental forces.

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

The resistance between(+) and (-) inputs of an amplifier is.

Besides U 235 what else is needed for making as atomic bomb.

In de Brogile model electron orbit must form

The most familiar example of radioactive dating is.

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

The number of electrons in U nucleus are.

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

Test Questions

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When a platinum wire is heated of 1600^oC, it becomes

Besides U ²³⁵ what else is needed for making as atomic bomb.