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

00:00
Question # 1

The phenomenon is found to be prominent when size of the opening (aperture) is

Question # 2

The materials which are used in selective absorption method to polarize the light are

Question # 3

The practical use of services by optic fiber is

Question # 4

In electromagnetic waves electric and magnetic field ar

Question # 5

Analyzer is use to

Question # 6

If d = 0.25 cm   Y = 0.059 cm   L = 100 cm    m = 2 then λ is equal to

Question # 7

Light waves are:

Question # 8

The minimum distance between a source and the screen for which a real image is possible with a convex lens is

Question # 9

Focal length of convex lens is maximum for

Question # 10

The light signal in an optical fibre requires that the light should

Question # 11

The advantage/advantages of fiber optics than radio wave carriers

Question # 12

The magnifying power of an instrument is expressed in

Question # 13

We can use Fibre optics system for

Question # 14

For a system to transmit thousands of telephones conversations, several television programs and numerous data signals, it need the following number so threads of optical fibre

Question # 15

Spherical aberration can be reduced by using

Question # 16

To find wavelength of light by his experiment. Newton utilized:

Question # 17

At certain speed, the time taken by light in moving from M to m and back to M is equal to the time taken by

Question # 18

The image formed by an eyepiece of compound microscope is

Question # 19

In Huygen's wave theory the locus of all points in the same state of vibration is called

Question # 20

For interference to occur the two light waves should be:

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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 2 d sin θ = nλ can be used to determine the
A. Inter planar spacing
B. Wavelength
C. Incident angle
D. All of these
2 A ray of light passing from a rarer to a denser medium
A. Bends towards normal
B. Bends away from normal
C. Suffers no change in direction
D. None of these
3 Frequency of red colour as compared to that of violet colour is:
A. Equal
B. Smaller
C. Greater
D. None of these
4 Which of the following is not an advantages of using optical fibres over copper cables?
A. signal attenuation
B. number of signals carried per wire
C. cost of installation
D. none of the above
5 Identify the incorrect statement
A. The distance between the objective and eye-piece is 16.02 cm
B. The angular magnification of the planet is 800
C. The image of the planet is inverted
D. The objective is larger than the eye-piece
6 According to Huygen's principle, every point of a wavefront may be considered as a source of
A. primary wavelets
B. secondary wavelets
C. either of them
D. both of them
7 Spectrometer can be used to
A. Measure wave length of light
B. Measure refractive index of the materials
C. Study spectra of light
D. All
8 Layer of oil on water in sunlight appears coloured due to
A. diffraction of light
B. dispersion
C. interference of light
D. polarization of light
9 Zero order image formed by the grating when the angle the along the direction of normal to grating is
A. Zero
B. 90o
C. 180o
D. None of these
10 Fire optics has ability to transmit
A. Thousand telephone conversation
B. Several television programs
C. Numerous data signals between stations
D. All of these

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