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	A transistor consists of.	A. One p-n junction B. Two p-n junctions C. Three p-n junctions D. Four p-n junction
2	Alpha particles emitted from a radioactive material are.	A. He nucliei B. H -nucliei C. Li nucliei D. B nucliei
3	In order to reduce uncertainty in momentum one must use light of.	A. Short wavelength B. Large wavelength C. Wavelength of intermediate value D. Wavelength of any value
4	In heavy atims the electrons are assumed to be arranged in.	A. Elliptical shells B. Inner shells C. Concentric shells D. Outer shells
5	X-rays used for	A. Cutting boring and precision welding B. Retina stitching in eye operations C. Detecting heavy elements under the earth D. Deflecting flaws in welding and casting
6	A slow neutron can cause fission in	A. Uranium -238 B. Uranium-235 C. Hydrogen-1 D. Thorium -232
7	The charge on a helium nucleus is equal to the charge of.	A. Two electrons B. Two protons C. Two neutrons D. One proton
8	Which of the following has the highest relative biological effectiveness or the quality factor.	A. X rays and Gama rays B. Electrons C. Photons D. Alpha particles
9	The constant lamda is called the.	A. Decay constant B. Gas constant C. Planck's constant D. Dose constant
10	The hyperfine lines in the spectrum relates to	A. Stark effect B. Zeeman effect C. Lande's spliting D. Nuclear magnetic spin

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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 force that bonds protons and neutrons together int he nucleus despite the electrical repulsion of the protons is called.

Why FET amplifiers are called voltage controlled devices.

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

Deuterium is

If we use two diodes and a centre tapped transformer we eill get

In heavy atims the electrons are assumed to be arranged in.

Which experiment confirmed the de Broglie hypothesis.

Mass -energy relation means that the product of mass times the square of the speed of light must be equal to.

The advantage of electron tube over semiconductor is.

The chemical behavior of an atom is determined by

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

The decay to form other nuclides by emitting particles and electromagnetic radiations by unstable nuclides is called.

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

One gray is equal to.

the gain of an amplifier is independent of

Which experiment is a demonstration that matter and energy can display properties of both waves and particles.

The critical mass of a fissionable material is.

Which of the following wavelength lies in X-rays region.

Work function is generally expressed in.

Neutrino9 is a particle with

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