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 absorption of X-rays in a given material follows.	A. A parabola path B. Is straight line C. An exponential curve D. A circle
2	One rem is equal to.	A. 0.1 Sv B. 0.01 Sv C. 0.001 Sv D. 0.0001 SV
3	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
4	Which of the following circuits is used as local oscillator in radio receivers.	A. AF oscillator B. Phase Local Loop C. RF oscillator D. All of the above
5	Binding energy per nucleon is.	A. Greatest for heavy nuclei B. Least for heavy nuclei C. Greatest for light nuclei D. Greatest for medium weight nuclei
6	The continuous x rays spectrum is obtained due to	A. Deceleration of impact electrons B. Breaking potential C. Excitation potential D. Ionization potential
7	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
8	Which of the following particles leave no trail in a cloud chamber.	A. Electrons B. Protons C. Alpha particles D. Neutrons
9	The Rutherford atom according to classical theory is	A. Stable B. Unstable C. Partially stable D. Quantized
10	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

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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

An operational amplifier have how many input terminals.

The simple form of particle accelerator is.

The mass of an alpha particle is.

Which quantity remains fixed in isobars.

The half life of a given radioactive isotope is 10 years The original mass of the isotope is 12 g What mass of this isotope remains un decayed after 20 years.

Nuclear force as compared to electrostatic force is.

What is the energy equivalent to amu in Me V

Which of the following is invariant under Galilean transformation.

In a photocell, certain metals emit electrons for

Which given element has lowest work function

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

The half life of a radioactive substance depend on.

A spectroscope sorts out

The continuous X rays spectrum is due to an effect.

Specially designed solid state detector can be used to detect.

Which of the following propagates at the same speed as velocity of light.

Half life of a radioactive elements 10 minutes If the initial cont. rate is 368 counts per minute for what time count rate reaches 32 counts per minute.

The angle of scattering for which the Compton shift is maximum is.

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

When an object moves with a very high speed the length in the direction of motion.

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

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Set 6

Set 7

Set 8

Set 9

Set 10

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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