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 Rutherford atom according to classical theory is	A. Stable B. Unstable C. Partially stable D. Quantized
2	Most widely used types of gas LASER are	A. Neon B. Argon ion C. Helium D. All of these
3	What will be excitation energy in the third orbit of hydrogen atom.	A. 0.66 eV B. 0.85 eV C. 1.5 eV D. 5.4 eV
4	What do we study by crystallography.	A. The analysis of X ray spectra of elements and study of crystal structure. B. Visible spectra of sources and crystal study C. Ultraviolet spectra of sources and crystal study D. Characteristics of X-rays
5	the gain of an amplifier is independent of	A. The two externally connected resistances B. What is happening inside the amplifier C. Internal structure of the amplifier D. All of the above
6	The energy of neutrons obtained during a fission reaction is.	A. 0.1 MeV B. 1 KeV C. 1 MeV D. Zero
7	The most abundant isotope of neon is.	A. Neon -20 B. Neon -21 C. Neon -22 D. Both a and c
8	Which one of the following is a convenient energy unit to express the energy of sub atomic particles.	A. Joule B. electron volt C. Watt D. Curie
9	The total number nucleons in a nucleus are called.	A. Mass number B. Atomic number C. Neutron number D. Isotopes
10	Which of the following propagates at the same speed as velocity of light.	A. Heat waves B. Sound waves C. Shock waves D. Beta particles

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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 output of two input OR gate is zero only when its.

X-rays are good for imagining

The minimum amount of energy in an individual electron has to gain to escape from a particular surface is called.

The total number nucleons in a nucleus are called.

One gray is equal to.

The phenomenon of Compton's effect process that right has

When Photon incident on a metal produce the emission of electrons the process is called.

What is the overall gain, if three amplifiers each with a gain of 30 are cacaded.

One particle having zero mass and zero charge is.

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

Ashes from a campfire deep in a cave show carbon -14 activity of only one eighth the activity of fresh wood. How long ago was that campfire made.

An active component of an electronic circuit consisting of a small block of semiconducting material to which at least three electrical contacts are made is known as.

The wavelength of X-rays is of the ofder of.

In radiotherapy X-rays are used to.

The electrons behave as wave because.

In a resistor, when base width decreases with increasing Vbc, this phenomenon is called.

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

The binding energy to pull the deuterium H apart into a proton and a neutron is equal to.

The path of electron in Rutherford atomic model according to classical theory a.

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

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

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Set 7

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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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