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 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
2	The input exultation for a JFET is	A. Current signal B. Voltage signal C. Voltage and current signals D. Neither voltage nor current signal
3	Which type of radiation would be stopped completely by a thin piece of cardboard.	A. Alpha particles B. Beta particles C. Gama rays D. X -rays
4	Negative feedback	A. Increases stability B. Decreases stability C. Produces oscillatory D. Cannot occur
5	Phenomenon of radioactivity is due to disintegration of.	A. Proton B. Neutron C. electron D. nucleus
6	The Compton effect in X-rays proves that	A. Electrons have wave property B. x-rays have wave properly C. X-rays have particle characteristics D. Electrons cannot exist
7	As oscillator is basically an amplifier with loop gain	A. Zero B. Infinity C. Less than unity D. More than unity
8	The working of cloud chamber is based in the presence of.	A. Super heated vapours B. Liquid C. Super saturated vapors D. Unsaturated vapours
9	Nuclear force exists between	A. Proton proton B. Neutron -neutron C. neutron -proton D. All of these
10	The wavelength of Lyman series for hydrogen spectrum lies in the.	A. Visible region B. Ultraviolet region C. Infrared region D. Far infrared region

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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

Binding energy per nucleon is.

As oscillator is basically an amplifier with loop gain

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

An emitter follower has

Which temperature is required for the fusion of two nuclides.

An oscillator is basically an amplifier with loop gain

A complete amplifier circuit made on a silicon chip and enclosed in a small capsule is

The 'x' in X-rays means

Why hydrogen atom does not emit x-rays.

The two elements with same number of electrons but different mass number are called.

The decay process in which an unstable nucleus splits into two fragments of comparable mass is known as.

The angular speed of an electron in the nth orbit of Bohr's hydrogen atom is.

The emission of Beta particle from protonium -218 results in the formation of.

The maximum energy of emitted photoelectron is measured by

The total number nucleons in a nucleus are called.

Which type of amplifier causes minimum drain of power supply.

How positives feedback will effect an amplifier.

Which animal did Erwin Schrodinger contemplate using in his famous thought experiment.

Half life of a radioactive elements 10 minutes If the initial cont. rate is 368 counts per minute for what time count rate reaches 32 counts per minute.

The value of open loop gain for the amplifier is

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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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