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	Choose the one which acts as single inverter.	A. Common emitter B. common collector C. Common base D. Diode
2	Which of the following configuration of BJTs gives both voltage gain and current gain.	A. common Base B. Common Emtter C. Common collector D. All of the above
3	the wavelength of continuous X-rays is inversely proportional to.	A. Intensity of incident electron beam B. Temperature of the target C. Intensity of X-rays D. The energy of electrons striking the target
4	Which experiment confirmed the de Broglie hypothesis.	A. Double slit experiment B. Division germier experiment C. Schrodinger's Cat experment D. Bohr's experiment
5	Which of the following can be used as an arrester in a nuclear reactor.	A. Graphite B. heavy water C. Uranium D. Cadmium
6	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
7	The helium nucleus does not contain	A. Two electrons B. Two neutrons C. Two protons D. Six nucleons
8	At high temperature a body generally emits redactions of.	A. Small wavelengths B. Long wavelengths C. Moderates wavelengths D. Zero wavelengths
9	The neutral atoms of all isotopes of the same element contain the same numbers of.	A. Electrons and protons B. Electrons and neutrons C. Neutrons D. Neutrons and protons
10	The half life of a radioactive substance as compared to its mean lif eis.	A. 30% B. 50% C. 70% D. 90%

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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

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

There are how many modes of operations of a BJT.

In electromagnetic spectrum X-rays are next to.

The 'x' in X-rays means

The binding energy per nucleon for uranium is about.

The process by which nuclei emit a ,b and gama rays in order to attain stability is called.

The constant lamda is called the.

Lines of Balmer series are emitted by hydrogen atom when the electron jumps from

The wavelength of X-rays is of the ofder of.

Which one of the following is a convenient energy unit to express the energy of sub atomic particles.

Transistor stands for

From which radiation it is most difficult to protect oneslelf.

The energy in electron volts necessary to remove the most loosely bound electron from the neutral atom is known as.

The potential due to which an electron is lifted from gerund state to excited state is.

What are isotopes.

How positives feedback will effect an amplifier.

Compton scattering experiment seemed to indicate that radiation had

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

Which of the following can be used as an arrester in a nuclear reactor.

Which six particles and their antiparticles interact by the weak interaction.

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

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Set 9

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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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