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	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. Coloured lines on a black background B. Coloured lines on a white background C. Dark lines on a coloured background D. Dark lines on a white background
3	Neutrino9 is a particle with	A. Charge less property and has no spin B. Charge less property and has spin C. Charge less like electron and has spin D. The same property as neutron
4	A device used to determine mass of an isotope quite accurately is known as.	A. Spectrometer B. Mass spectrometer C. Mass detector D. Electronic balance
5	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
6	Work function is generally expressed in.	A. Electron volt B. Joules C. Newtons D. Gauss
7	Which quantity remains fixed in isobars.	A. Mass number B. Atomic number C. Number of neutrons D. Number of protons
8	The chemical behavior of an atom is determined by	A. Mass number B. Number of Isotopes C. Atomic number D. Binding energy
9	x-rays cannot produce	A. Photoelectron B. Compton electron C. Electron positron pair D. All of these
10	The Inner electrons in heavy atoms can be disturbed and dislodged by.	A. X rays B. Alpha particle C. Beta particles D. gama particles

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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

Which circuit elements has two stable states and can be used to store information.

Positron are produced during.

Which of the following describes that the time interval between two events may be different in different of references

The energy in an electromagnetic wave is carried in the units called.

The half life of a radioactive element depends upon.

Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to.

The resistance between(+) and (-) inputs of an amplifier is.

Which one of the following spectra series is in the ultraviolet region.

X-rays are absorbed maximum by

The capture of neutron by a proton results in the formation of.

Which of the following is believed to be carrier o nuclear forces.

Alpha particles are

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

Negative feedback

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

The energy delivered to the tissue per unit mass is called the absorbed dose of.

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

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

In a Geiger Marsden experiment why do the great majority of the Alpha particles pass straight through the metal foil.

The maximum K.E of photo electrons depends upon

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

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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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