PPSC Lecturer of Physics Online Test 40 Past Papers

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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.

Note:-

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 Name Lecturer Physics 
Subject Physics Test 40
Test Type MCQs
Total Questions 25
Total Time 20 Minutes
Total Marks 100
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You have 20 minutes to pass to the quiz.

PPSC Lecturer of Physics Test 40

1 / 25

An ................ is any frequency higher than the fundamental frequency of a sound:

2 / 25

Which of the following devices is used for playing sound recordings? (The other name of gramophone):

3 / 25

The perceived fundamental frequency of a sound is called:

4 / 25

The human ear is sensitive to waves in the frequency range also called the audible range from about 20 Hz to:

5 / 25

Which technique uses underwater sound propagation to detect and locate submerged objects?

6 / 25

The amplitude of a vibrating body at resonance placed is vacuum is:

7 / 25

Which field of science deals with the study of all mechanical waves including vibrations sound?

8 / 25

The speed of sound is air at 20°C is:

9 / 25

In an oscillating system, damping is reduction in:

10 / 25

A sonometer or audiometer is a device based on the principle of:

11 / 25

For polarization, the direction of oscillation has to be perpendicular to the direction of travel. Sound waves are longitudinal waves so they cannot be:

12 / 25

The addition of two or more waves is termed:

13 / 25

How many antinodes must be there between two nodes?

14 / 25

Hearing damage is possible at sound pressure of:

15 / 25

The fixed ends of a vibrating string are:

16 / 25

A ................. is an interference between two sounds of slightly different frequencies:

17 / 25

Sonography is an ultra-sound based imaging technique used for diagnosis. It uses sound waves of:

18 / 25

Beats occur due to:

19 / 25

Which physical property is most responsible for resonance?

20 / 25

The phase velocity is the velocity of point that moves with a wave at constant phase. It is also called:

21 / 25

The loudness of a sound depends on its:

22 / 25

Wave motion in air consist of:

23 / 25

Transverse waves only propagate in:

24 / 25

During WWI, which device was used by submarines to detect targets while submerged?

25 / 25

A sonometer is also called “monochord” because it often has:

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