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	Which of the following is its own anti particle.	A. Photon B. Electron C. Proton D. positron
2	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
3	Which of the following phenomenon cannot be understood by quantum theory.	A. Photo electric effect B. Compton effect C. X-Rays production D. Interference
4	Which of the following is not a mode of radioactive decay	A. Nuclear fusion B. Alpha decay C. Electron capture D. Positron emission
5	The part of theory of relativity which deals with accelerated bodies is called.	A. special theory of relativity B. General theory of relativity C. Lorentz's theory of relativity D. Galilean theory of relativity
6	The wavelength of X-rays is of the ofder of.	A. 10^-14 m B. 10^-10 m C. 10^-9 m D. 10^-6 m
7	At what speed the mass of a body will be doubled.	A. 0.67 C B. 0.77 C C. 0.87 C D. 0.97 C
8	The process of pair production will take place if the energy of photon is greater than.	A. 0.21 MeV B. 0.51 MeV C. 1.51 MeV D. 1.21 MeV
9	A logic circuit with one input and one output that inverts the input signal at the output is.	A. AND gate B. NOT gate C. OR gate D. NOR gate
10	The splitting of atomic energy levels and the associated spectrum lines when the atoms are placed in a magnetic field is called.	A. The photoelectric effect B. The zeeman effect C. The Compton effect D. Quantum effect

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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 particle interact via all fundamental forces.

The process of pair production will take place if the energy of photon is greater than.

Critical mass is the minimum mass needed for

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

Half life and mean lifetime of a radioactive element are.

Which of the following quantities is discrete according to Bohr's hypothesis.

In scattering experiment which force scatters alpha particle.

What is the overall gain, if three amplifiers each with a gain of 30 are cacaded.

The input exultation for a JFET is

As oscillator is basically an amplifier with loop gain

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

The output of two input OR gate is zero only when its.

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

Most widely used types of gas LASER are

Which of the following is not a mode of radioactive decay.

Specially designed solid state detector can be used to detect.

The average energy released per fission of U is about

Which particle are not emitted by a radioactive substance.

Which type of amplifier causes minimum drain of power supply.

At what speed the mass of a body will be doubled.

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

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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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