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

X-rays travel with

Question # 2

In a transistor which one is very thin.

Question # 3

The gama rays have

Question # 4

A spectroscope sorts out

Question # 5

In a photocell, certain metals emit electrons for

Question # 6

The particles less in mass than protons are

Question # 7

In which reaction two or more small light nuclei nuclei come together or fuse to form a large nucleus.

Question # 8

In CE amplifier phased reversal occurs when the output voltage is taken between

Question # 9

The energy equivalent of 1 kg of matter a

Question # 10

At high temperature a body generally emits redactions of.

Question # 11

The minimum amount of energy in an individual electron has to gain to escape from a particular surface is called.

Question # 12

The process of conversation of a photon into an electron and a position is called.

Question # 13

X-rays used for

Question # 14

Which six particles and their antiparticles interact by the weak interaction.

Question # 15

A deuteron is

Question # 16

Which temperature is required for the fusion of two nuclides.

Question # 17

Half life and mean lifetime of a radioactive element are.

Question # 18

Neither the position nor the momentum of a particle can be predicted with arbitrarily great precision is the statement of.

Question # 19

An operational amplifier have how many input terminals.

Question # 20

Particle which can be added to the nucleus of an atom with changing its chemical properties are called.

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PPSC Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Alpha particles emitted from a radioactive material are.
A. He nucliei
B. H -nucliei
C. Li nucliei
D. B nucliei
2 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
3 If an object moves with velocity of light the apparent mass of the object as compared to list original mass is
A. greater
B. Smaller
C. Same
D. zero
4 In a photocell, certain metals emit electrons for
A. Visible light
B. X-rays
C. Infrared light
D. Ultraviolet light
5 The decimal equivalent of 1111 is
A. 5
B. 10
C. 15
D. 120
6 What will be excitation energy in the third orbit of hydrogen atom.
A. 0.66 eV
B. 0.85 eV
C. 1.5 eV
D. 5.4 eV
7 Neutrino9 is a particle with
A. Charge less property and has no spin
B. Charge less property and has spin
C. Charge less like electron and has spin
D. The same property as neutron
8 The Rutherford atom according to classical theory is
A. Stable
B. Unstable
C. Partially stable
D. Quantized
9 The exitance of more than one distinct state with the same energy is called.
A. Exigency
B. Degeneracy
C. Normally
D. Emergency
10 Which of the following propagates at the same speed as velocity of light.
A. Heat waves
B. Sound waves
C. Shock waves
D.
Beta particles

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