PPSC Lecturer of Physics Online Test 30 Past Papers

Online Free Taleem is free online MCQ’s test related to Lecturer Physics. All the individuals who are going to appear in Lecturer Physics written test can attempt these tests in order to prepare for it in best possible way. Our tests of Lecturer of Physics include all the important questions and Past Paper of  Lecturer Physics, that have extremely high amount of chances for been included in the actual exam which make our test undoubtedly the best source of preparation.


There will be 25 multiple choice question in the test.
Answer of the questions will change randomly each time you start this test.
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Test Instructions:-
Test NameLecturer Physics 
SubjectPhysics Test 30
Test TypeMCQs
Total Questions25
Total Time20 Minutes
Total Marks100

You have 20 minutes to pass to the quiz.

PPSC Lecturer of Physics Test 30

1 / 25

Lawson’s number is 1020 s ·m−3. If the density of deuteron nuclei is 2 × 1021 m−3 what should the confinement time be to achieve sustained fusion?

2 / 25

Most laser fusion projects attempt:

3 / 25

Let Z denote the atomic number and A denote the mass number of a nucleus. The number of neutrons in this nucleus is:

4 / 25

The mass of an electron:

5 / 25

The mass of an electron:

6 / 25

The binding energy of a nucleus is the energy that must be supplied to:

7 / 25

Of the following, which has the smallest rest energy?

8 / 25

Tokamaks confine deuteron plasmas using:

9 / 25

Volumes of atomic nuclei are proportional to:

10 / 25

The greatest binding energy per nucleon occurs for nuclides with masses near that of:

11 / 25

Iron has atomic number 26. Naturally mined iron contains isotopes of mass numbers 54, 56, 57, and 58. Which of the following statements is FALSE?

12 / 25

The atomic number of an element is:

13 / 25

The smallest particle of any chemical element that can exist by itself and yet retain the qualities that distinguish it as that element is:

14 / 25

A proton in a large nucleus:

15 / 25

The isotopes of an element:

16 / 25

Most magnetic confinement projects attempt:

17 / 25

In laser fusion, the laser light is:

18 / 25

Compared to fusion in a tokamak, laser fusion makes use of:

19 / 25

Bromine, with atomic mass 79.942 u, is composed of nearly equal amounts of two isotopes, one of which contains 79 nucleons per atom. The mass number of the other isotope is:

20 / 25

Stable nuclei generally:

21 / 25

Two protons are separated by 10−16 m. The nuclear (N), electrostatic (E), and gravitational (G) forces between these protons, in order of increasing strength, are:

22 / 25

Which of the following particles is stable?

23 / 25

Two protons are about 10−10 m apart. Their relative motion is chiefly determined by:

24 / 25

A nucleus with a mass number of 64 has a mean radius of about:

25 / 25

The half-life of a radioactive substance is:

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