MDCAT Physics Chapter 7 MCQ Test With Answer for (Light )

Many students feel anxious about how to prepare for the exam during the MDCAT preparation effectively. Solving MCQs is considered one of the best ways to analyze your preparation level before the commencement of the test. The students preparing for the MDCAT are informed that they can get the MCQs of chapter 7 of physics from this platform.

MCQ's Test For MDCAT Physics Chapter 7 Light Online Test

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MDCAT Physics Chapter 7 Light Online Test

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Question # 1

Frequency of red colour as compared to that of violet colour is:

Question # 2

The study of atomic structures of crystals by X-rays was started in

Question # 3

At points where the crest (or trough) of one wave coincides with the crest (or trough) of the other wave, the wave produces

Question # 4

Wave length of red colour as compared to that of violet colour is:

Question # 5

A convex lens has focal length F.An object is placed at P then

Question # 6

Wavelength of a laser beam can be used as a standard of

Question # 7

Critical angle of light passing from glass to air is minimum for

Question # 8

The image formed after objective lens of an astronomical telescope is

Question # 9

A convex ens acts as diverging lens when the object is placed

Question # 10

Optical fibres are of

Question # 11

Who gave the idea of light as wave ?

Question # 12

The sky appears blue because

Question # 13

The wave length of x-rays is of the order of

Question # 14

X-ray crystallography can be used to get what information about the structure of a compound?

Question # 15

Conditions for interference are that the two sources should be coherent and

Question # 16

The medium in which speed of light is the same in all directions is called

Question # 17

Angle between ray of light and the corresponding wave front is

Question # 18

If f = 5 cm and d = 25 cm then the magnification will be

Question # 19

For the normal setting of a telescope

Question # 20

The speed of light in other material is always

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The answers are also available here to facilitate the students' preparation. With continuous practice, the candidates will be able to get a good score on the entry test. So after preparing for the particular chapter, solve the MCQs and learn about your preparation. Spend maximum time to improve your weak areas and then ace the test with a good score. The students can also solve the other physics chapters' MCQs for better preparation.

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MCAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Sunlight is also partially polarized because of Earth's atmosphere due to scattering by
A. Water vapours
B. Air particles
C. Dust particles
D. All of these
2 For interference to occur,the interfering beams of light must be
A. Of different frequencies
B. Coherent
C. White light
D. Added
3 In compound microscope image formed is
A. Real erect and diminished
B. Virtual inverted magnitude
C. Real inverted and magnified
D. Virtual inverted and magnified
4 Intensities of the two waves of light are I and 4I.The maximum intensity of the resultant wave after superposition is
A. 5I
B. 9I
C. 16I
D. 25I
5 The tip of a needle does not give a sharp image it is due to
A. Polarization
B. Interference
C. Diffraction
D. None of these
6 A prism splits a beam of white light into seven component colors. This is so because
A. Phase of different colors is different
B. Amplitude of different colors is different
C. Energy of different colors is different
D. Velocity of different colors is different
7 The image formed by an eyepiece of compound microscope is
A. Real and diminished
B. Real and enlarged
C. Virtual and enlarged
D. Virtual and diminished
8 How the fringe spacing varies as the separation of the slits increases
A. Increases
B. Decreases
C. Increases very little
D. None of these
9 The difference between 1st ring fringe and 1st dark fringe is measured as
A. λD/2d
B. λD/d
C. λD/4d
D. 2λD/d
10 A compound microscope is consists of an eye piece  of focal length
A. Short
B. Very short
C. Large
D. Very large

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