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 spectroscope sorts out	A. Atoms B. Molecules C. Elements D. Isotopes
2	The continuous X rays spectrum is due to an effect.	A. Bremsstrahlung B. Breaking radiation C. Holography D. both a and b
3	In a fission reactor which particle causes a uranium -235 nucleus to split.	A. Alpha particle B. Gama ray C. Neutron D. Proton
4	A CE amplifier with by passed emitter resistor is an example of.	A. Current series feedback B. Voltage sires feed back C. Current shunt feedback D. Voltage shunt feed back
5	Radio carbon in the atmosphere is produced by the bombardment of.	A. Oxygen by high energy neutrons B. Oxygen by high energy protons C. Nitrogen by high energy protons D. Nitrogen by high energy neutrons
6	The binary equivalent of 25 is	A. 111001 B. 11001 C. 1001 D. 10101
7	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
8	In the experiment of production of X rays electrons are accelerated towards the anode by	A. Thermionic emission B. Potential difference C. Breaking potential D. Cut of current
9	Which type of radiation would be stopped completely by a thin piece of cardboard.	A. Alpha particles B. Beta particles C. Gama rays D. X -rays
10	The X-rays coming from a X-rays tube	A. Is monochromatic B. Has all wavelengths smaller than a certain maximum wavelength C. Has all wavelengths greater than a certain maximum wavelength D. has all wavelengths minimum than a certain maximum wavelength

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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

Sub atomic paticles whihc does not experience strong nuclear force are.

The total energy of an electron in an orbit around the nucleus is.

When Be is bombarded by alpha particles, then we obtain

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.

The constant lamda is called the.

In Compton's effect it was considered that X-rays consist of

How many types of quarks were suggested i 1964 quark theory.

Radius of the Bother's orbit is r the radius of second orbit will be.

the gain of an amplifier is independent of

What will be excitation energy in the third orbit of hydrogen atom.

In which of the following studies x-rays are not helpful.

The critical mass of fissionable uranium -235 can be reduced by

When objects placed in a room are exposed to X- rays they appear

For an electron or position the rest mass energy is equal to.

The decimal equivalent of 1111 is

An oscillator is basically an amplifier with loop gain

What is the relativistic version of the Schrodinger equation.

In heavy atims the electrons are assumed to be arranged in.

Which given element has lowest work function

Bohr's atomic model assumes

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Set 21

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PPSC Physics Chapter 7 Important MCQ's

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