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	At high temperature a body generally emits redactions of.	A. Small wavelengths B. Long wavelengths C. Moderates wavelengths D. Zero wavelengths
2	The half life of radium -226 is	A. 1620 years B. 45 x 10⁹ years C. 3.8 days D. 23.5 minutes
3	Which given quantity remains the same in isotones.	A. Mass number B. Atomic number C. Number of neutrons D. Number of protons
4	Which of the following can be used as an arrester in a nuclear reactor.	A. Graphite B. heavy water C. Uranium D. Cadmium
5	In scattering experiment which force scatters alpha particle.	A. Nuclear force B. Coulomb's force C. Gravitational force D. Centripetal force
6	If an object moves with velocity of light the apparent mass of the object as compared to list original mass is	A. greater B. Smaller C. Same D. zero
7	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
8	How much large is the proton mass than the electron mass.	A. 1536 B. 1636 C. 1736 D. 1836
9	The SI unit of decay constant is.	A. m B. m-1 C. s-1 D. N m-1
10	The most convenient unit for energy at the atomic level is.	A. Joule B. Watt second C. Newton metre D. Electron volt

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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

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

A logic circuit whose output signal is '1' when inputs are different is.

Which of the following is basic transistor configuration.

The energy in an electromagnetic wave is carried in the units called.

The process of pair production will take place if the energy of photon is greater than.

Current gain of a CE amplifier is 50, ITS hfe is about

Which one of the following has maximum frequency.

The most readily fissionable isotope of uranium has atomic mass of

On which factor cut off wavelength of X-rays coming from a Coolidge tube depends upon.

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

Particle which can be added to the nucleus of an atom with changing its chemical properties are called.

In a Nuclear reactor which material is often used as modeerator.

Which one of the following quantities is conserved in a nuclear reactor.

Which one of the following is a convenient energy unit to express the energy of sub atomic particles.

The hyperfine lines in the spectrum relates to

The radius of first Bohr's orbit for hydrogen atom is.

There are how many types of forces or interactions.

Which of the following is the most commonly used regions of operations for a transistor.

When using the formula E = h lambda what unit should energy have.

In the fusion process, there are

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

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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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