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	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
2	The critical mass of a fission reaction is.	A. The mass to start a nuclear fission reaction B. The minimum mass for chain reaction C. The size of the reactor core D. The size of fuel plus the size of moderator
3	Emitter follower amplifier is an example of.	A. Current series feedback B. Voltage series feedback C. Current shunt feed back D. Voltage shunt feedback
4	A deuteron is	A. A type of proton B. A proton neutron bounded to gather. C. A type of beta particle D. A type of neutron
5	Ebers-Moll model describes the working of a	A. BJT B. FET C. MOSFET D. UJT
6	Ashes from a campfire deep in a cave show carbon -14 activity of only one eighth the activity of fresh wood. How long ago was that campfire made.	A. 13590 years B. 15190 years C. 17190 years D. 21190 years
7	Alpha particles emitted from a radioactive material are.	A. He nucliei B. H -nucliei C. Li nucliei D. B nucliei
8	As the mass number increases, the binding energy per nucleon in a nucleus	A. Increases B. Decreases C. Remain constant D. Varies in a way that depends upon A
9	The energy delivered to the tissue per unit mass is called the absorbed dose of.	A. X rays B. gama rays C. Radiation D. energy
10	In Compton's effect the change in wavelength of a scattered photon is called.	A. Angle of emergence B. Angle of refraction C. Angle of deviation D. Compton shift

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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 a nuclear reactor chani reaction is controlled by introducing.

The unit Planck's constant is equivalent to that of.

The band width of an audio amplifier is.

The total energy of the hydrogen atom is

Among different elements of the periodic table which of the following atoms is the simplest.

In a resistor, when base width decreases with increasing Vbc, this phenomenon is called.

The Beta particles move along.

Which particle is removed by a photon.

The half life of isotopes X is four days and its initial mass is 32 mg What mass of the isotope X will remain after twelve days.

Phenomenon of radioactivity is due to disintegration of.

Which of the following is invariant under Galilean transformation.

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

Which of the following is basic transistor configuration.

Alpha particles are used for the treatment of skin of a patient due to.

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

Deuterium is

The term used for the emission of electrons when light strikes a surface.

What is the energy equivalent to amu in Me V

Work function is generally expressed in.

The critical mass of fissionable uranium -235 can be reduced by

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

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Set 13

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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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