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	A logic circuit whose output signal is '1' when inputs are different is.	A. NAND gate B. NOR gate C. Exclusive OR gate D. Exclusive NOR gate
3	Which experiment is a demonstration that matter and energy can display properties of both waves and particles.	A. young's double slit experiment B. Division germier experiment C. Heisenberg's uncertainty experiment D. Stern Gerlach experiment
4	Cs - 137 is a radioisotope used ot determine the thickness of the walls of steel pipes Cs 137 is chosen because it emits	A. Radiowaves B. Alpha particles C. Beta particles D. gama particles
5	Base current of a transistor is 1 mA and collector current is 99 mA What is emitter current.	A. 1 mA B. 100 mA C. 98 mA D. 110 mA
6	A complete amplifier circuit made on a silicon chip and enclosed in a small capsule is	A. Inductor B. Metal detector C. Diode D. Operational amplifier
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	Isotopes are the atoms of the same elements which contain equal number of.	A. Nucleus B. Neutrons C. Protons D. Electrons
9	According to Max. Planck, energy is released or absorbed in discrete packets called.	A. quanta B. Meson C. Energy shells D. Position
10	The total energy of the hydrogen atom is	A. zero B. Infinite C. positive D. Negative

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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 path of Gama rays in Wilson cloud chamber is

Two electrons approach each other their relative velocity will be.

In the fusion process, there are

Transistor are made from

Alpha particles are

Which of the following has the highest relative biological effectiveness or the quality factor.

Neutrino9 is a particle with

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

Tracer techniques make use of.

The bunding energy per nucleon for iron is.

The two elements with same number of electrons but different mass number are called.

The electron behave an waves because

Critical mass is the minimum mass needed for

An operational amplifier have how many input terminals.

Which of the following is the most commonly used regions of operations for a transistor.

The phenomenon is which the wavelength of scattered X-rays is larger than the incident X-rays is known as.

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

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

The part of theory of relativity which deals with accelerated bodies is called.

The Rutherford atom according to classical theory is

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

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Set 7

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Set 11

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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