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

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PPSC Physics Topic 7 Modern Physics

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Question # 1

Tracer techniques make use of.

Question # 2

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

Question # 3

X-rays spectrum may be

Question # 4

X-rays are not used in RADARs because

Question # 5

In which of the following controlled nuclear chain reaction is used to liberate energy.

Question # 6

Radius of the Bother's orbit is r the radius of second orbit will be.

Question # 7

Nuclear force exists between

Question # 8

Alpha particles are

Question # 9

Neutrino9 is a particle with

Question # 10

How much large is the proton mass than the electron mass.

Question # 11

The exitance of more than one distinct state with the same energy is called.

Question # 12

In scattering experiment which force scatters alpha particle.

Question # 13

A spectroscope sorts out

Question # 14

Lissajou's figures are used in a Cathode Ray Oscilloscope while measuring.

Question # 15

When transistor works as an amplifier, its output is.

Question # 16

In Compton's effect it was considered that X-rays consist of

Question # 17

The binding energy per nucleon for uranium is about.

Question # 18

Usually in an operational amplifier the inputs used are of

Question # 19

During transition, atom cannot emit

Question # 20

Hydrogen bomb is based on

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PPSC Class Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Which particle interact via all fundamental forces.
A. Leptons
B. Hadrons
C. Muons
D. mesons
2 Tracer techniques make use of.
A. Neutron scattering
B. Electron beams
C. LASER
D. Radioactive isotopes
3 The splitting of atomic energy levels and the associated spectrum lines when the atoms are placed in a magnetic field is called.
A. The photoelectric effect
B. The zeeman effect
C. The Compton effect
D. Quantum effect
4 The 'x' in X-rays means
A. Xenon
B. Explosion
C. x for unknown
D. X makes the spot
5 Which circuit elements has two stable states and can be used to store information.
A. Flip flop or latch
B. Logic gate
C. Oscillator
D. Amplifier
6 Phenomenon of radioactivity is due to disintegration of.
A. Proton
B. Neutron
C. electron
D. nucleus
7 48 days after the receipt the amount of iodine -131 left behind is only.
A. 0.1325 g
B. 0.2135 g
C. 0.3125 g
D. 0.1235 g
8 In a Nuclear reactor which material is often used as modeerator.
A. Water
B. Graphite
C. Uranium
D. Water and graphite
9 Isotopes are the atoms of the same elements which contain equal number of.
A. Nucleus
B. Neutrons
C. Protons
D. Electrons
10 Which one of the following gates in a a universal gate.
A. OR
B. AND
C. NOT
D. NAND

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