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

Successive dark and bright fringes are formed each time the moveable mirror in Michelsion's interferometer is moved a distance

Question # 2

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

Question # 3

The brilliance of diamond is

Question # 4

The re conversion of light signals into electrical signals takes place due to

Question # 5

Speed of light in vacuum is

Question # 6

In newton's rings apparatus, we also use:

Question # 7

The velocity of light in vacuum can be changed by changing

Question # 8

The distance between different interference fringes are:

Question # 9

In the formulaαamino = 1.22λ/D, D denotes

Question # 10

Which phenomenon of light conclusively prove that light waves are transverse waves

Question # 11

Propagation of light in an optical fibre requires

Question # 12

Which of the following colors suffers maximum deviation in a prism?

Question # 13

A fly is sitting on the objective of a telescope pointed towards the moons what effect is impacted in a photograph of the moon taken through the telescope

Question # 14

The magnification is negative for

Question # 15

The terms phase difference and path difference are:

Question # 16

Television signal are converted into light signals by

Question # 17

Inverse square law for luminace is valid for

Question # 18

An object is placed at a distance 18 cm from a convex lens. The image is formed at a distance of 9 cm the focal length of the lens is

Question # 19

To observe diffraction phenomenon the size of a obstacle

Question # 20

Propagation of light in an optical fibre requires that the light should

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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 Successive dark and bright fringes are formed each time the moveable mirror in Michelsion's interferometer is moved a distance
A. λ/2
B. λ/4
C. λ
D. 3/2λ
2 In thin film colours are due to
A. Reflection
B. Interference
C. Diffraction
D. Refraction
3 The light form Sun reaches earth in the form of
A. plane wavefront
B. circular wavefront
C. spherical wavefront
D. elliptical wavefront
4 Inverse square law for luminance is valid for
A. Search light
B. Isotropic point source
C. Cylindrical source
D. All types of sources
5 Let a ray of light enters from air into two media of different refractive indices. The speed of light will be ______ to refractive index
A. Directly proportional
B. Inversely proportional
C. Sometimes inversely
D. Equal
6 A line normal to the wave front is called
A. A beam of light
B. A ray of light
C. Both
D. None of these
7 The fine rulings on a compact disc as a diffraction grating but each line is wide like
A. 0.01 μm
B. 0.5 μm
C. 0.05 μm
D. 0.6 μm
8 The distance between the centres of two consecutive bright fringes (or dark fringes) is called
A. wavelength
B. fringe width
C. amplitude
D. path difference
9 The distance between two concentric wave fronts is
A. A wave length
B. A half wavelength
C. Zero
D. None of these
10 The reflected light is
A. Unpolarized
B. Polarized
C. Partially polarized
D. None of these

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