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 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
3	The half life of a radioactive substance as compared to its mean lif eis.	A. 30% B. 50% C. 70% D. 90%
4	The bunding energy per nucleon for iron is.	A. zero B. Maximum C. Negative D. Minimum
5	LASER is a device which can produce.	A. Monochromatic beam of light B. Coherent beam of light C. An intense beam of light D. All of the above
6	The rest mass of a particle is independent of the	A. Wavelength of the particle B. Mass of the particle C. Speed of the particle D. Energy of the particle
7	The electrons behave as wave because.	A. They can be diffracted by a crystal B. They can be defecting by magnetic field C. They can be deflecting by electric field D. they can produce ions in gases
8	An emitter follower has	A. High input impedance and high output impedance B. High input impedance and low output impedance C. Low input impedance and low output impedance D. Low input impedance and high output impedance
9	In annitilation of matter, positron and electron pair disappears into two	A. Alpha particles B. Beta particles C. Game particles D. X-rays
10	A single quantum of electromagnetic radiation is termed as.	A. Compton B. Photon C. Hyperon D. Meson

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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

Which given quantity remains the same in isotones.

In which of the following controlled nuclear chain reaction is used to liberate energy.

The wavelength of Lyman series for hydrogen spectrum lies in the.

The reciprocal of decay constant lamda of a radioactive substances is equal to.

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

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

X-rays are also used for

Why hydrogen atom does not emit x-rays.

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.

The radius of second orbit of hydrogen atom is

Which one of the following is a neutron absorber

The strength of photo electric current depends upon.

The part of theory of relativity which deals with accelerated bodies is called.

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

NOR gate is a combination of.

According to Max. Planck, energy is released or absorbed in discrete packets called.

The loss of mass in a.m.u in a nuclear change can be calculated from energy involved in MeV by

Low frequency response of an amplifier is mainly limited by.

The average energy released per fission of U is about

The SI unit of absorbed dose in.

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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