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 strength of photo electric current depends upon.	A. Intensity of incident light B. Frequency of incident light C. Angle of incident light D. Distance between anode and cathode
2	The decay process in which an unstable nucleus splits into two fragments of comparable mass is known as.	A. Nuclear fission B. nuclear fusion C. Radioactivity D. Carbon dating
3	In the fusion process, there are	A. Hydrogen isotopes B. Helium Isotopes C. Carbon isotopes D. Oxygen isotopes
4	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.	A. 2 mg B. 4 mg C. 8 mg D. 18 mg
5	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
6	The working of cloud chamber is based in the presence of.	A. Super heated vapours B. Liquid C. Super saturated vapors D. Unsaturated vapours
7	Which particle has zero charge and zero rest mass.	A. Neutron B. Proton C. Electron D. Photon
8	X-ray are	A. Streams of negatively charted particles. B. Electromagnetic wave C. Streams of positively charged particles D. Visible light
9	An important property of an ideal power supply is.	A. Infinite internal resistance B. Zero internal resistance C. Large output resistance D. Small output resistance
10	The chemical behavior of an atom is determined by	A. Mass number B. Number of Isotopes C. Atomic number D. Binding energy

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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

Current gain of a CE amplifier is 50, ITS hfe is about

The reciprocal of decay constant lamda of a radioactive element is.

The rest mass of a particle is independent of the

Radioactive substances do not emit

As oscillator is basically an amplifier with loop gain

The half life of a radioactive substance as compared to its mean lif eis.

At high temperature a body generally emits redactions of.

In electromagnetic spectrum X-rays are next to.

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

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

Which term given below refers to the concept moving clocks run slower than clocks at rest w.r.t an observer.

The mass of proton is equal to.

The maximum K.E. with which photoelectrons are emitted depends very strongly on the.

The decay process in which an unstable nucleus splits into two fragments of comparable mass is known as.

The absorption of X-rays in a given material follows.

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

The X-rays coming from a X-rays tube

When using the formula E = h lambda what unit should energy have.

What is the energy equivalent to amu in Me V

The radius of second orbit of hydrogen atom is

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

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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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