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

Start Test Download PDF

PPSC Physics Topic 7 Modern Physics

00:00
Question # 1

The capture of neutron by a proton results in the formation of.

Question # 2

The SI unit of decay constant is.

Question # 3

Which one of the following is a convenient energy unit to express the energy of sub atomic particles.

Question # 4

Induced fission result from the absorption of

Question # 5

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

Question # 6

LASER beam my be measure very large distance because it is.

Question # 7

The half life of a radioactive substance is 6 years What is the time taken by 12 g of this substance to decay completely.

Question # 8

The neutral atoms of all isotopes of the same element contain the same numbers of.

Question # 9

How positives feedback will effect an amplifier.

Question # 10

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

Question # 11

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 # 12

The gama rays have

Question # 13

The total number nucleons in a nucleus are called.

Question # 14

The electron behave an waves because

Question # 15

X-rays are

Question # 16

The input resistance of a JFET is of the order of.

Question # 17

Which type of amplifier causes minimum drain of power supply.

Question # 18

Deuterium is

Question # 19

Nuclear force exists between

Question # 20

In the fusion process, there are

Submit

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


Topic Test

00:00
Submit

Top Scorers Of PPSC Physics Topic 7 Modern Physics MCQ`s Test

  • Q
    Queen Fatima 22 - Aug - 2023 00 Min 47 Sec 20/20
  • M
    mahnoor javaid 25 - Sep - 2022 08 Min 10 Sec 17/20
  • S
    Sanina Arzoo 07 - Mar - 2023 04 Min 02 Sec 15/20
  • F
    Fiza Farooq 05 - Dec - 2022 06 Min 10 Sec 15/20
  • S
    Saira Malik 25 - Oct - 2022 00 Min 02 Sec 14/20
  • A
    Asma Azam 21 - Jan - 2022 03 Min 57 Sec 14/20
  • M
    Muhammad Zeshan 20 - Sep - 2024 06 Min 17 Sec 14/20
  • S
    SHERAZ AHMAD 17 - Oct - 2024 08 Min 57 Sec 14/20
  • W
    Waqar Ali 19 - Dec - 2023 11 Min 30 Sec 14/20
  • W
    wa-Qul rabbi Zidni ilma 04 - Dec - 2023 04 Min 59 Sec 13/20
  • N
    Nida Ashfaq 04 - Oct - 2022 06 Min 48 Sec 13/20
  • M
    Muhammad Ahsaan 26 - Aug - 2022 10 Min 12 Sec 13/20
  • F
    fida hussain 27 - Apr - 2023 04 Min 29 Sec 12/20
  • S
    Shaf Ashrafali 08 - Aug - 2024 04 Min 55 Sec 12/20
  • S
    shahid habib 31 - Mar - 2024 06 Min 29 Sec 12/20

PPSC Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 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.
A. 0.5 g
B. 1.2 g
C. 3.0 g
D. 6.0 g
2 The mass of an alpha particle is.
A. 2 u
B. 4 u
C. 6 u
D. 8 u
3 What do we study by crystallography.
A. The analysis of X ray spectra of elements and study of crystal structure.
B. Visible spectra of sources and crystal study
C. Ultraviolet spectra of sources and crystal study
D. Characteristics of X-rays
4 Tracer techniques make use of.
A. Neutron scattering
B. Electron beams
C. LASER
D. Radioactive isotopes
5 Isotopes are the atoms of the same elements which contain equal number of.
A. Nucleus
B. Neutrons
C. Protons
D. Electrons
6 Which of the following detectors can count fast and operate at low voltage.
A. G.M Counter
B. Cloud chamber
C. Solid state detector
D. Bubble chamber
7 The possible values of principal quantum number are.
A. only zero
B. 0,1,2,...................7
C. 1,2,3........................8
D. 2,3,4,6...............10
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.
A. Pair production
B. Pair annihilations
C. Photoelectric effect
D. Compton's effect
9 The tunnel effect makes possible
A. Alpha decay
B. Gama rays
C. Positive Beta decay
D. negative Beta dacay
10 The Rutherford atom according to classical theory is
A. Stable
B. Unstable
C. Partially stable
D. Quantized

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!