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

The property of light which makes light possible to be transmitted into inaccessible place is

Question # 2

A lens behaves as a converging lens in air and a diverging lens in water the refractive index of the material is

Question # 3

If the incident light contains different wavelengths the images of each wavelength for a certain value is diffracted in the

Question # 4

Which of the following is not an application of polarization

Question # 5

Which of the following properties show light is transverse wave in nature?

Question # 6

For the normal setting of a telescope

Question # 7

The plane of polarization is rotated many degrees when a thickness of such crystal is

Question # 8

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 # 9

One cannot see through fog becuase

Question # 10

Graham Bell photo phone used a modulated beam of

Question # 11

Wavelength of X-rays falling at a glancing angle of 30° on a crystal with atomic spacing 2 x 10-10m for first order diffraction is

Question # 12

Which Phenomenon proves that nature of light is transverse

Question # 13

For a point source of light the wave front produced are

Question # 14

Which of the following is the most common method to obtain polarized light?

Question # 15

According to Huygen's principle, every point of a wavefront may be considered as a source of

Question # 16

Whenever high magnification is desired

Question # 17

The focal length of the lens of human eye

Question # 18

Single mode step index fibre has a very thin core of about diameter

Question # 19

With a step-index fibre, the overall time difference between all the wavelengths arrived at the other end may be about

Question # 20

Least distance of distinct vision

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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 When an image is placed at the focal length of the eye piece, the final image formed at
A. 2 F
B. 4 F
C. 6 F
D. Infinity
2 The absence of light in the optical fibres represents the number
A. 0
B. 1
C. 2
D. -1
3 The length of the standard metre measured by Michelsion's interferometer comes out to be
A. 1,553, 163.5 wavelength
B. 1553.5 wavelength
C. 155316.5 wavelength
D. none of them
4 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
5 The ultra-purity of optical fibre is
A. 90 % 
B. 99 %
C. 99.9 %
D. 99.99 %
6 Which of the following is an optically active material
A. Solution of cane sugar
B. Liquid nitrogen
C. Mercury
D. Polaroid
7 The critical angle for a ray of light suffering total internal reflection will be smallest for the ray traveling from
A. Water to glass
B. Water to air
C. Glass to air
D. Glass to water
8 The ability of an instrument of reveal the minor details of an object under examination is called
A. Resolution
B. Magnification
C. Resolving power
D. Dispersion
9 To get high resolving power for a telescope one should use
A. Objective of large aperture
B. Objective of large focal length
C. Eye piece of large focal length
D. Eye piece of small focal length
10 In case of point source of light, shape of wavefront is:
A. Spherical
B. Cylindrical
C. Plane
D. None of these

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