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	A solid state detector is basically	A. A reverse biased p-n junction B. A forward biased p-n junction C. A p-n -p transistor D. A n-p-n transistor
2	The output of two input OR gate is zero only when its.	A. Either input is one B. Either input is zero C. Both inputs are zero D. Both inputs are one
3	the gain of an amplifier is independent of	A. The two externally connected resistances B. What is happening inside the amplifier C. Internal structure of the amplifier D. All of the above
4	During transition, atom cannot emit	A. Visible light B. Ultraviolet radiation C. Infrared radiations D. gama rays
5	How much large is the proton mass than the electron mass.	A. 1536 B. 1636 C. 1736 D. 1836
6	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
7	the alpha particle does not travel for enough in air.	A. Due to its intense ionization B. Due to its large mass C. Due to its high charge D. Due to its Hight Ionization
8	Radioactive decay series can be represents on	A. Smith chart B. Segre chart C. Logarithmic chart D. Carbon paper
9	The mass defect of Bohr's atomic model is	A. Exclusion of nuclear motion B. missing of classical and quantum theories C. Failed to explain the fine structure of spectral line D. All of the above
10	The SI unit of absorbed dose in.	A. Bel B. Weber C. Rem D. Grey

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

What is the effect of electric and magnetic fields on X-rays

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

Which of the following particles leave no trail in a cloud chamber.

Which of the following is its own anti particle.

The emission of photons by a metal when electrons are incident is called.

X-rays are

The relationship between mass number atomic number and neutron number is.

Which of the following is not an electromagnetic wave.

The continuous X rays spectrum is due to an effect.

In the Geiger Marsden experiment a narrow beam of alpha particles was fired at a thin piece of Gold foil in a vacuum Some of the particles were scattered though large angles The result of the experiment provided evidence for the existence of.

The half life of a radioactive element depends upon.

Choose the one which acts as single inverter.

Mosley's law establishes the X-rays fluorescence of target element with is.

The most readily fissionable isotope of uranium has atomic mass of

The particles less in mass than protons are

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

Which of the following detectors can count fast and operate at low voltage.

An AND gate is.

The binding energy per nucleon for uranium is about.

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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