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 molecular weight of D2O is	A. 16 B. 18 C. 20 D. 24
2	Emitter follower amplifier is an example of.	A. Current series feedback B. Voltage series feedback C. Current shunt feed back D. Voltage shunt feedback
3	Mean life of a radioactive sample is 100 s its half life will be	A. 0.693 s B. 1 s C. 6.93 s D. 69.3 s
4	Which one of the following has the largest wavelength.	A. x rays B. Infrared rays C. Visible light D. Radio waves
5	Which of the following is basic transistor configuration.	A. CB B. CC C. CE D. All of these
6	Which BJT configurations used for signal inversion.	A. CE B. CC C. CB D. BE
7	Which of the following radiations will burn human skin	A. Infrared B. Ultraviolet C. X rays D. Alpha particles
8	On which factor cut off wavelength of X-rays coming from a Coolidge tube depends upon.	A. Target material B. Accelerating voltage C. Filament temperature D. Separation between target and the filament
9	In the fusion process, there are	A. Hydrogen isotopes B. Helium Isotopes C. Carbon isotopes D. Oxygen isotopes
10	The maximum energy of emitted photoelectron is measured by	A. the largest potential difference they can traverse B. The current they produce C. The potential difference they produce D. The speed with they emerge

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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 result of the alpha particle scattering experiment gave evidence for which of the following.

The splitting of atomic energy levels and the associated spectrum lines when the atoms are placed in a magnetic field is called.

The total number nucleons in a nucleus are called.

The band width of an audio amplifier is.

Which one of the following has maximum frequency.

The most familiar example of radioactive dating is.

Marie Curie and Pierre Curie discovered two new radioactive elements which are.

The angular speed of an electron in the nth orbit of Bohr's hydrogen atom is.

If the base emitter junction is forward biased and base collector junction is reverse biased the BJT is in.

The change in wavelength of an X-ray when scattered from an electron is called.

White light a tungsten filament lamp is passed through sodium vapor and viewed through a diffraction gritting Which of the following best describes the spectrum which would be seen.

A transistor consists of.

Which of the following are electromagnetic waves.

The SI unit of current gain is.

What is the quantitative description of the effect of radiation on the living tissue.

Which of the following configuration of BJTs gives both voltage gain and current gain.

The photons emitted in inner shell transition are.

In a nuclear reactor chani reaction is controlled by introducing.

In a Nuclear reactor which material is often used as modeerator.

As oscillator is basically an amplifier with loop gain

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

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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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