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	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
2	In CE amplifier phased reversal occurs when the output voltage is taken between	A. Base and collector B. Base and emitter C. Collector and emitter D. None of the terminals
3	Which of the following is the most massive particle.	A. Deuteron B. Alpha particle C. Neutron D. positron
4	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
5	When using the formula E = h lambda what unit should energy have.	A. Joule B. Watt second C. Newton metre D. Electron volt
6	Mosley's law establishes the X-rays fluorescence of target element with is.	A. Atomic weight B. Atomic number C. Density D. Lattice constant
7	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
8	Radio carbon in the atmosphere is produced by the bombardment of.	A. Oxygen by high energy neutrons B. Oxygen by high energy protons C. Nitrogen by high energy protons D. Nitrogen by high energy neutrons
9	If an object moves with velocity of light the apparent mass of the object as compared to list original mass is	A. greater B. Smaller C. Same D. zero
10	The possible values of principal quantum number are.	A. only zero B. 0,1,2,...................7 C. 1,2,3........................8 D. 2,3,4,6...............10

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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 quantity remains fixed in isobars.

Which of the following is believed to be carrier o nuclear forces.

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

In the fusion process, there are

The energy delivered to the tissue per unit mass is called the absorbed dose of.

In which reaction two or more small light nuclei nuclei come together or fuse to form a large nucleus.

The energy that must be added to separate the nucleus is called.

The half life of a radioactive substance as compared to its mean lif eis.

Cs - 137 is a radioisotope used ot determine the thickness of the walls of steel pipes Cs 137 is chosen because it emits

The emission of electrons from a metal surface when exposed to light of suitable frequency is called.

In heavy elements of the periodic table the number of neutrons than protons are.

The electrons behave as waves, because they can .

Phenomenon of radioactivity is due to disintegration of.

A deuteron is

Nuclear force as compared to electrostatic force is.

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

The continuous x rays spectrum is obtained due to

Which of the following is its own anti particle.

In fission reaction, heavy water is used as a

The phenomenon of Compton's effect process that right has

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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