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

Try The 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

When light passes through a tourmaline crystal, it becomes

Question # 2

Light waves are:

Question # 3

The normal human eye can focus a sharp image of an object located anywhere form infinity to a certain point called

Question # 4

A spectrometer is an optical device used to study the spectra from different sources of light which is

Question # 5

In Young's double slit experiment for the interference of light, the central region of the fringe system is

Question # 6

The central point in the Newton's rings is dark due to

Question # 7

An oil film floating on water surface show colours due to

Question # 8

X-ray diffraction has been very useful in determining structure of

Question # 9

How many types of the optical fibres are

Question # 10

In thin film colours are due to

Question # 11

The light source used in multimode step index fibre is

Question # 12

The distance between the centres of two consecutive bright fringes (or dark fringes) is called

Question # 13

The wave nature of light was proposed by:

Question # 14

A diffraction pattern is obtained using a beam of red light What will happen if the red light is replaced by blue light?

Question # 15

An object is placed between two parallel mirrors the number of images formed is

Question # 16

When light travels from one medium to another which are separated by a sharp boundary the characteristic which does not change is

Question # 17

The total magnification of a combination of two lenses having individual magnification M1 and M2 is

Question # 18

In an astronomical telescope the eye piece has the focal length fe if

Question # 19

The limit of which a microscope can be used to resolve details of an object, demands

Question # 20

In case of a point source, the shape of the wavefront is

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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 In Huygen's wave theory the locus of all points in the same state of vibration is called
A. A half-period zone
B. Vibrator
C. Wave front
D. A ray
2 The contrast in the fringes in an interference pattern depends upon
A. Fringe width
B. Relative intensities of the two sources
C. Distance between the slits
D. Wavelength
3 The phenomenon of diffraction also contains the phenomenon of
A. Polarization
B. Interference
C. Dispersion
D. None of these
4 If the bright fringe into be observed then we have relation
A. Y = mLd/λ
B. Y = mλL/d
C. Y = λd/mL
D. Y = λL/md
5 Two lenses of power +12 and -2 diopters are placed in contact the power of combination is
A. 10 diopters
B. 8 diopters
C. 6 diopters
D. 12 diopters
6 In Michelson interferometer if the moveable mirror is moved through a distance of 8λ then the number of fringes shifted are
A. 4
B. 8
C. 16
D. 32
7 According to the relation for constructive destructive interference, the point of contact has zero thickness of air so it should have
A. No interference
B. Conductive interference 
C. Destructive interference
D. None of these
8 The angle of incidence at which angle of refraction becomes 900 is called
A. Incident angle
B. Angle of refraction
C. Critical angle
D. Phase angle
9 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
10 The bending of light when it passes from one medium to another is known as
A. Refraction
B. Interference
C. Polarization
D. Diffraction

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