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 loss of mass in a.m.u in a nuclear change can be calculated from energy involved in MeV by	A. Dividing by 931 B. Multiplying by 931 C. Diving by 391 D. Multiplying by 391
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	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
4	The angle of scattering for which the Compton shift is maximum is.	A. 0^o B. 45 ^o C. 80 o D. 180^o
5	Transistor are made from	A. Plastics B. Metals C. Insulators D. Doped semiconductors
6	Which both elements are good for nuclear fission.	A. Thorium an uranium B. Thorium and radium C. Plutonium and uranium D. Plutonium and throrium
7	Base current of a transistor is 1 mA and collector current is 99 mA What is emitter current.	A. 1 mA B. 100 mA C. 98 mA D. 110 mA
8	Isotopes are the atoms of the same elements which contain equal number of.	A. Nucleus B. Neutrons C. Protons D. Electrons
9	The back ground radiation in the atmosphere on the average is	A. 0.5 Sv per year B. 1.0 Sv per year C. 1.5 Sv per year D. 2.0 Sv per year
10	An important property of an ideal power supply is.	A. Infinite internal resistance B. Zero internal resistance C. Large output resistance D. Small output resistance

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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 element has lowest work function

An important property of an ideal power supply is.

Which particles have spin quantum number 1/2

The process of pair production will take place if the energy of photon is greater than

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

In a Geiger Marsden experiment why do the great majority of the Alpha particles pass straight through the metal foil.

The continuous X rays spectrum is due to an effect.

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

How positives feedback will effect an amplifier.

In the experiment of production of X rays electrons are accelerated towards the anode by

The bunding energy per nucleon for iron is.

Why transistor is preferred to triode valve for use as an amplifier.

The photons emitted in inner shell transition are.

An example of continuous spectrum is.

In CE amplifier phased reversal occurs when the output voltage is taken between

A darling ion amplifier is characterized by

Which of the following quantities is discrete according to Bohr's hypothesis.

An Alpha particle is the same as

Why is a capacitor resistor combination used in oscillators in grid circuit.

Though the wavelength of X-rays is smaller than that of visible light yet the speed of X-rays in vacuum is.

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 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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