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.

MCQ's Test For PPSC Physics Topic 7 Modern Physics

Try The MCQ's Test For PPSC Physics Topic 7 Modern Physics

  • Total Questions20

  • Time Allowed20

PPSC Physics Topic 7 Modern Physics

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Question # 1

Which of the following atom pair have the same structure.

Question # 2

Which one of the following spectra series is in the ultraviolet region.

Question # 3

Radioactivity is the phenomenon associated with the.

Question # 4

The chemical behavior of an atom is determined by

Question # 5

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

Question # 6

The electrons behave as waves, because they can .

Question # 7

The binding energy per nucleon for uranium is about.

Question # 8

The phenomenon in which a photon of frequency 'f' is scattered by an electron and the scattered photon has frequency f <f is known as.

Question # 9

In annitilation of matter, positron and electron pair disappears into two

Question # 10

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

Question # 11

The mass of an alpha particle is.

Question # 12

Which of the following are particle accelerators.

Question # 13

Transistor are made from

Question # 14

NOR gate is a combination of.

Question # 15

Which animal did Erwin Schrodinger contemplate using in his famous thought experiment.

Question # 16

Which given element has lowest work function

Question # 17

Which both elements are good for nuclear fission.

Question # 18

Which of the following is required for maintaining sustained chain reaction.

Question # 19

Which particles have spin quantum number 1/2

Question # 20

Which particle interact via all fundamental forces.

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PPSC Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Lines of Balmer series are emitted by hydrogen atom when the electron jumps from
A. The first orbit to any other orbit
B. Higher orbits to second orbit
C. Higher orbits to first orbit
D. The third orbit to higher orbit
2 Which type of amplifier causes minimum drain of power supply.
A. Class -A
B. Class -B
C. Class-C
D. Class -AB
3 At high temperature a body generally emits redactions of.
A. Small wavelengths
B. Long wavelengths
C. Moderates wavelengths
D. Zero wavelengths
4 Which uranium isotope having the atomic weights as given below is easily fissionable.
A. 234
B. 235
C. 236
D. 238
5 Which is the famous standard model of the universe.
A. the big bang
B. Casmos
C. Astronaut
D. The small stap
6 NOR gate is a combination of.
A. OR gate and NOT gate
B. OR gate and AND gate
C. OR gate and OR gate
D. NOT gate and AND gate
7 The scientific theory concerning the coming into existence of universe.
A. Cosmology
B. Cosmogony
C. Cosmography
D. Cosmos
8 Alpha particles are
A. Helium nuclei
B. sodium nuclei
C. Ioized nuclei
D. Hydrogen nuclei
9 An AND gate is.
A. Equivalent to a series switching circuit.
B. Equivalent to a parallel switching circuit
C. Equivalent ot universal gate
D. A reciprocal of NAND gate
10 Positron are produced during.
A. Annihilation
B. ionization
C. Pair production
D. x rays production

Test Questions