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 process by which nuclei emit a ,b and gama rays in order to attain stability is called.

Question # 2

The molecular weight of D2O is

Question # 3

The most readily fissionable isotope of uranium has atomic mass of

Question # 4

Which of the following causes the deflection of Alpha particles when they re passed through a thin foil.

Question # 5

An active component of an electronic circuit consisting of a small block of semiconducting material to which at least three electrical contacts are made is known as.

Question # 6

The binding energy per nucleon for uranium is about.

Question # 7

If an object moves with velocity of light the apparent length of the object moving the direction of motion becomes.

Question # 8

The electron behave an waves because

Question # 9

Transistors with various combinations are widely used as switches in.

Question # 10

When Photon incident on a metal produce the emission of electrons the process is called.

Question # 11

The energy of neutrons obtained during a fission reaction is.

Question # 12

Transistor stands for

Question # 13

Which of the following radiations can penetrate 20 cm thick steel.

Question # 14

Which Isotopes is use din radioactive dating.

Question # 15

The charge on a helium nucleus is equal to the charge of.

Question # 16

The most abundant isotope of neon is.

Question # 17

The average energy released per fission of U is about

Question # 18

The Inner electrons in heavy atoms can be disturbed and dislodged by.

Question # 19

The chain reaction is controlled by a series of rods usually made of.

Question # 20

Radioactive decay series can be represents on

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 Which of the following is required for maintaining sustained chain reaction.
A. Neutrons
B. Protons
C. Electrons
D. Photons
2 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
3 Both xenon and cesium each have
A. 24 isotopes
B. 28 isotopes
C. 32 isotopes
D. 36 isotopes
4 The most familiar example of radioactive dating is.
A. Nitrogen dating
B. Carbon dating
C. Hydrogen dating
D. Helium dating
5 The mass of an alpha particle is.
A. 2 u
B. 4 u
C. 6 u
D. 8 u
6 The neutral atoms of all isotopes of the same element contain the same numbers of.
A. Electrons and protons
B. Electrons and neutrons
C. Neutrons
D. Neutrons and protons
7 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
8 The constant lamda is called the.
A. Decay constant
B. Gas constant
C. Planck's constant
D. Dose constant
9 Mass -energy relation means that the product of mass times the square of the speed of light must be equal to.
A. Torque
B. Momentum
C. Energy
D. Impulse
10 The part of theory of relativity which deals with accelerated bodies is called.
A. special theory of relativity
B. General theory of relativity
C. Lorentz's theory of relativity
D. Galilean theory of relativity

Test Questions