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

A body moves with velocity of 2 x 106 m s-1 its relativistic mass becomes

Question # 2

Which of the following wavelength lies in X-rays region.

Question # 3

The mass of an alpha particle is.

Question # 4

Nuclear force as compared to electrostatic force is.

Question # 5

Which one of the following gates in a a universal gate.

Question # 6

The scientific theory concerning the coming into existence of universe.

Question # 7

When Be is bombarded by alpha particles, then we obtain

Question # 8

The best shield against Gama rays would be of

Question # 9

X-ray are

Question # 10

In n-p-n transistor the current flows in the direction from

Question # 11

Which configuration is used to connect high impedance source to a low impedance lead.

Question # 12

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

Question # 13

During transition, atom cannot emit

Question # 14

The molecular weight of D2O is

Question # 15

The SI unit of equivalent dose is

Question # 16

Which of the following is believed to be carrier o nuclear forces.

Question # 17

The rest mass of a particle is independent of the

Question # 18

In a nuclear reactor chani reaction is controlled by introducing.

Question # 19

The reciprocal of decay constant lamda of a radioactive substances is equal to.

Question # 20

The usefulness of X rays is largely due to their

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Topic Test

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PPSC Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Which of the following has the highest relative biological effectiveness or the quality factor.
A. X rays and Gama rays
B. Electrons
C. Photons
D. Alpha particles
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 Which type of amplifier causes minimum drain of power supply.
A. Class -A
B. Class -B
C. Class-C
D. Class -AB
4 Which of the following atom pair have the same structure.
A. N, C
B. B, Li
C. H2 , Ne
D. Li , Na
5 The energy equivalent of 1 kg of matter a
A. 10-15 J
B. 1 J
C. 1012J
D. 1017 J
6 The process by which nuclei emit a ,b and gama rays in order to attain stability is called.
A. Radioactive disintegration
B. Radio activity
C. B decay
D. Radioactive transmulation
7 Specially designed solid state detector can be used to detect.
A. Alpha particles
B. Beta particles
C. Gama rays
D. X- rays
8 Most widely used types of gas LASER are
A. Neon
B. Argon ion
C. Helium
D. All of these
9 The energy that must be added to separate the nucleus is called.
A. Critical energy
B. Binding energy
C. Gravitational energy
D. Electrostatic energy
10 How many terminals does a BJT have.
A. 1
B. 2
C. 3
D. 4

Test Questions

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