Lecturer Physics Test 26 Online Preparation MCQs 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.
Practice this test at least 5 times if you want to secure High Marks.
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Test Instructions:-
Test Name Lecturer Physics 
Subject Physics Test 26
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 Practice Test 26

1 / 25

How many colours comprise white light?

2 / 25

If the distance between a point source of light and a screen is doubled. The intensity will be:

3 / 25

A photographic plate records sufficiently intense image when exposed with a 10 W source for 12 sec. How much time will be required with 12 W source?

4 / 25

Which are different types of emission spectrum?

5 / 25

Persistence of vision is the phenomenon of the eye by which an afterimage is thought to persist for approximately one twenty-fifth of a second on the:

6 / 25

As the wavelength is increased from violet to red, the luminosity:

7 / 25

The viscosity of an ideal fluid is:

8 / 25

Which portion of light has a wavelength in a range from 400 to 780 nm, with a frequency range of 405 to 790 Hz?

9 / 25

In Fresenel’s biprism experiment the coherent sources are obtained by:

10 / 25

On which parameter intensity of light depends on?

11 / 25

What is the path difference between the waves reaching the central fringe and bright fringe in Young’s double slit experiment?

12 / 25

Inverse square law for illuminance is valid for:

13 / 25

Candela is a unit of:

14 / 25

The absolute viscosity of a fluid is primarily function of:

15 / 25

Modern theoretical film runs at how many frames per second?

16 / 25

What is an elementary particle, the basic unit of light and all other forms of electromagnetic radiation?

17 / 25

What is the unit of luminous efficiency of electric bulb?

18 / 25

Which of the following is the method used to measure the light speed in laboratory?

19 / 25

A battery operated torch is adjusted to give parallel light beam. It produces illuminance of 60 lux on a wall 2 m away. The illuminance produced 3 m away is:

20 / 25

Out of the following, the maximum viscosity is of:

21 / 25

For which colour is the fringe width minimum?

22 / 25

If the distance of a surface from light source is doubled, then the illuminance will become?

23 / 25

Which instrument measures properties of light over a specific portion of the electromagnetic spectrum?

24 / 25

Which parameter determines the brightness of a light source sensed by an eye?

25 / 25

The internal friction in a fluid is called:

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