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	Particle which can be added to the nucleus of an atom with changing its chemical properties are called.	A. Electrons B. Protons C. Neutrons D. Alpha particles
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	Among different elements of the periodic table which of the following atoms is the simplest.	A. Carbon B. Oxygen C. Hydrogen D. Nitrogen
4	Induced fission result from the absorption of	A. electron B. Proton C. Nucleon D. Neutron
5	Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to.	A. 2.4 J B. 4.2 J C. 12.3 eV D. 13.6 eV
6	Which particle interact via all fundamental forces.	A. Leptons B. Hadrons C. Muons D. mesons
7	Mosley's law establishes the X-rays fluorescence of target element with is.	A. Atomic weight B. Atomic number C. Density D. Lattice constant
8	In which of the following controlled nuclear chain reaction is used to liberate energy.	A. Nuclear bomb B. Atomic bomb C. Hydrogen bomb D. Nuclear reactor
9	Though the wavelength of X-rays is smaller than that of visible light yet the speed of X-rays in vacuum is.	A. longer that that of visible light B. Smaller than that of visible light C. Same as that of visible light D. Unpredictable
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

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

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 SI unit of current gain is.

Matter waves

There are how many types of forces or interactions.

In potential for the material of cathode pure metals are rarely used because of their

The path of Gama rays in Wilson cloud chamber is

The total energy of the hydrogen atom is

A darling ion amplifier is characterized by

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

How many terminals does a BJT have.

Which particle are not emitted by a radioactive substance.

How positives feedback will effect an amplifier.

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

The usefulness of X rays is largely due to their

Cobalt -60 is a radioactive element with half life of 5.25 years. What fraction of the original sample will be left after 26 years.

The gama rays have

Which of the following wavelength lies in X-rays region.

the wavelength of continuous X-rays is inversely proportional to.

Special theory of relativity deals with the events in the frames of reference which move with constant.

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

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Set 7

Set 8

Set 9

Set 10

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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