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 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
2	X-rays are not used in RADARs because	A. They are not reflected by the target B. they are not completely absorbed by air C. They damage the target D. They are reflected by the target
3	The electrons behave as waves, because they can .	A. Produce ions in gases B. Diffracted by a crystal C. Be deflected by electric fields D. Be deflected by magnetic fields
4	The mass of an alpha particle is.	A. 2 u B. 4 u C. 6 u D. 8 u
5	In radiotherapy X-rays are used to.	A. Treat cancer B. Delect bone fracture C. Cure heart diseasee D. All of the above
6	Which one of the following has the largest wavelength.	A. x rays B. Infrared rays C. Visible light D. Radio waves
7	Which of the following quantities is discrete according to Bohr's hypothesis.	A. Momentum B. Potential energy C. Angular velocity D. Angular momentum
8	Which of the following is basic transistor configuration.	A. CB B. CC C. CE D. All of these
9	Which one of the following has maximum frequency.	A. Visible light B. Gama rays C. Ultraviolet rays D. Infrared rays
10	The electrons behave as wave because.	A. They can be diffracted by a crystal B. They can be defecting by magnetic field C. They can be deflecting by electric field D. they can produce ions in gases

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

An important property of an ideal power supply is.

The part of theory of relativity which deals with accelerated bodies is called.

Base current of a transistor is 1 mA and collector current is 99 mA What is emitter current.

X-rays travel with

In CC configuration voltage gain is.

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

If an object moves with velocity of light the apparent length of the object moving the direction of motion becomes.

Two electrons approach each other their relative velocity will be.

In annitilation of matter, positron and electron pair disappears into two

The reciprocal of decay constant lamda of a radioactive substances is equal to.

The phenomenon is which the wavelength of scattered X-rays is larger than the incident X-rays is known as.

The emission of Beta particle from protonium -218 results in the formation of.

A logic circuit with one input and one output that inverts the input signal at the output is.

One gray is equal to.

The Rutherford atom according to classical theory is

Why FET amplifiers are called voltage controlled devices.

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

Which of the following radiations will burn human skin

Mosley's law establishes the x rays fluorescence's of target element with its.

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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