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 body moves with velocity of 2 x 10⁶ m s-1 its relativistic mass becomes	A. Zero B. Unity C. Double of its rest mass D. Infinity
2	The band width of an audio amplifier is.	A. 10 Hz to 10 kHz B. 20 Hz to 54 Hz C. 20 Hz to 20 kHz D. 20 Hz to 60 kHz
3	A solid state detector is basically	A. A reverse biased p-n junction B. A forward biased p-n junction C. A p-n -p transistor D. A n-p-n transistor
4	The photons emitted in inner shell transition are.	A. Alpha particle B. Beta particle C. Gama particle D. Characteristic X-rays
5	The half life of a radioactive substance is 6 years What is the time taken by 12 g of this substance to decay completely.	A. 12 years B. 24 years C. 48 years D. infinity
6	Among different elements of the periodic table which of the following atoms is the simplest.	A. Carbon B. Oxygen C. Hydrogen D. Nitrogen
7	Which of the following phenomenon cannot be understood by quantum theory.	A. Photo electric effect B. Compton effect C. X-Rays production D. Interference
8	When a beta particle travels though a medium it knocks out electrons from the atoms due to.	A. Gravitational force of attraction B. Electrostatic force of repulsion C. Nuclear force D. Electromagnetic induction
9	Which one of the following gates in a a universal gate.	A. OR B. AND C. NOT D. NAND
10	Special theory of relativity deals with the events in the frames of reference which move with constant.	A. Time interval B. Acceleration C. Momentum D. space interval

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

Base current of a transistor is 1 mA and collector current is 99 mA What is emitter current.

The reciprocal of decay constant lamda of a radioactive element is.

Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to.

One becquerel is equal to

the alpha particle does not travel for enough in air.

What is the relativistic version of the Schrodinger equation.

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

LASER is a device which can produce.

Which of the following causes the deflection of Alpha particles when they re passed through a thin foil.

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

The nucleus of tritium is called.

The maximum K.E of photo electrons depends upon

Radius of the Bother's orbit is r the radius of second orbit will be.

The phenomenon of radioactivity is associated with

As the mass number increases, the binding energy per nucleon in a nucleus

The electrons behave as waves, because they can .

The tunnel effect makes possible

Which particle interact via all fundamental forces.

From which radiation it is most difficult to protect oneslelf.

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 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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