PPSC Lecturer of Physics Online Test 42 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 42
Test TypeMCQs
Total Questions25
Total Time20 Minutes
Total Marks100

You have 20 minutes to pass to the quiz.

PPSC Lecturer of Physics Test 42

1 / 25

Which law states that a musical sound is perceived by the ear as a set of a number of constituent pure harmonic tones?

2 / 25

The velocity of sound in water is ................ than that of air:

3 / 25

When the prong of a tuning fork is loaded with waxe, its frequency:

4 / 25

Besides sound, Doppler effect occurs for:

5 / 25

Which analysis is employed to convert a complex sound into notes?

6 / 25

What is a sound recording device used for recording speech for later playback or to be typed into print?

7 / 25

To what forms of waves the phenomenon of interference applies?

8 / 25

Which effect explains the frequency shift that occurs when there is motion of sound, a listener or both relative to the medium?

9 / 25

For how long the sensation of sound persists in our brain?

10 / 25

As a man moves away form a steady source of sound at constant speed, the sound he hears will:

11 / 25

The beat frequency is the ................... of the two frequencies:

12 / 25

Which of the following properties of sound is affected by change in air temperature?

13 / 25

Due to which reason, echoes arise?

14 / 25

Which two-pronged metal device when struck, produces a sound of constant pitch?

15 / 25

Which of the following is a mechanical wave?

16 / 25

When two identical (progressive) waves are super-imposed, the velocity of resultant wave:

17 / 25

When the source and observer are moving away from each other the apparent pitch will:

18 / 25

What is the linear succession of musical tones that is perceived as a ring entity?

19 / 25

Which of the following represents an elastic wave?

20 / 25

What is a sequence of musical notes in ascending and descending order that provides material for representing musical work?

21 / 25

When wind blows in the same direction in which the sound travels, the sound velocity:

22 / 25

Who developed gramophone is 1877?

23 / 25

On which parameter, the path difference between two interfering waves depend upon?

24 / 25

Which property of sound is not affected by change in air temperature?

25 / 25

Which of the following is a conicalbore transposing musical instrument that is a member of the wood-wind family?

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The average score is 38%