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

Which of the following phenomenon is observed in obtaining an X ray photograph of our hand.

Question # 2

The energy of neutrons obtained during a fission reaction is.

Question # 3

Nuclear force exists between

Question # 4

On which factor cut off wavelength of X-rays coming from a Coolidge tube depends upon.

Question # 5

The electron behave an waves because

Question # 6

If an object moves with velocity of light the apparent mass of the object as compared to list original mass is

Question # 7

The rest mass of a particle is independent of the

Question # 8

What do we study by crystallography.

Question # 9

What is the quantitative description of the effect of radiation on the living tissue.

Question # 10

What will be excitation energy in the third orbit of hydrogen atom.

Question # 11

Binding energy per nucleon is.

Question # 12

The SI unit of current gain is.

Question # 13

An important property of an ideal power supply is.

Question # 14

A transistor consists of.

Question # 15

Lines of Balmer series are emitted by hydrogen atom when the electron jumps from

Question # 16

A logic circuit with one input and one output that inverts the input signal at the output is.

Question # 17

Ionization of a hydrogen atom originally in its ground state takes a minimum out of energy equal to.

Question # 18

X-rays are

Question # 19

The splitting of atomic energy levels and the associated spectrum lines when the atoms are placed in a magnetic field is called.

Question # 20

Mass -energy relation means that the product of mass times the square of the speed of light must be equal to.

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PPSC Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 How many terminals does a BJT have.
A. 1
B. 2
C. 3
D. 4
2 Which of the following phenomenon cannot be understood by quantum theory.
A. Photo electric effect
B. Compton effect
C. X-Rays production
D. Interference
3 The reciprocal of decay constant lamda of a radioactive element is.
A. Half life
B. Mean life
C. Total life
D. Curie
4 Which particle interact via all fundamental forces.
A. Leptons
B. Hadrons
C. Muons
D. mesons
5 From which radiation it is most difficult to protect oneslelf.
A. Alpha radiation
B. Beta radiation
C. Gama radiation
D. Heat radiation
6 Which animal did Erwin Schrodinger contemplate using in his famous thought experiment.
A. mouse
B. Cat
C. Dog
D. Rabbit
7 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
8 In which of the following controlled nuclear chain reaction is used to liberate energy.
A. Nuclear bomb
B. Atomic bomb
C. Hydrogen bomb
D. Nuclear reactor
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 among these contacts in a transistor is non rectifying.
A. Base
B. Emitter
C. Collector
D. None of these

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