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

Beta decay may occur by

Question # 2

Which BJT configurations used for signal inversion.

Question # 3

Which one of the following has the largest wavelength.

Question # 4

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

Question # 5

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

Question # 6

The phenomenon of radioactivity is associated with

Question # 7

The binding energy per nucleon for uranium is about.

Question # 8

The force that bonds protons and neutrons together int he nucleus despite the electrical repulsion of the protons is called.

Question # 9

Compton scattering experiment seemed to indicate that radiation had

Question # 10

Transistor are made from

Question # 11

Specially designed solid state detector can be used to detect.

Question # 12

A transistor consists of.

Question # 13

In annitilation of matter, positron and electron pair disappears into two

Question # 14

The relationship between mass number atomic number and neutron number is.

Question # 15

Which given element has lowest work function

Question # 16

A complete amplifier circuit made on a silicon chip and enclosed in a small capsule is

Question # 17

An example of continuous spectrum is.

Question # 18

In de Brogile model electron orbit must form

Question # 19

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

Question # 20

The division and germier experiment relates to

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PPSC Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 How many types of quarks were suggested i 1964 quark theory.
A. Two
B. Three
C. Four
D. Five
2 How many terminals does a BJT have.
A. 1
B. 2
C. 3
D. 4
3 Which particle is removed by a photon.
A. Quark
B. Electron
C. Proton
D. Neutron
4 The number of electrons in U nucleus are.
A. 92
B. 235
C. zero
D. 143
5 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
6 Mean life of a radioactive sample is 100 s its half life will be
A. 0.693 s
B.
1 s
C. 6.93 s
D. 69.3 s
7 Alpha particles are used for the treatment of skin of a patient due to.
A. Highly ionizing power
B. Low penetration power
C. Positively charged particles
D. Helium nucler
8 Which uranium isotope having the atomic weights as given below is easily fissionable.
A. 234
B. 235
C. 236
D. 238
9 The value of principal quantum number for an ionized atom is.
A. 13.6 eV
B. 27.2 eV
C. 54.4 eV
D. 100 eV
10 Which animal did Erwin Schrodinger contemplate using in his famous thought experiment.
A. mouse
B. Cat
C. Dog
D. Rabbit

Test Questions

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