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

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

Question # 2

The refractive index of a medium is defined as a ratio

Question # 3

The function of compensator plate in interferometer is to

Question # 4

A compound microscopes consists of objective of

Question # 5

For single slit diffraction the first minimum occurs when

Question # 6

The magnifying power of an instrument is expressed in

Question # 7

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

Question # 8

Which of the following frequency ranges includes most of the electromagnetic waves emitted by the ultra - violet tubes used in a sun bed?

Question # 9

Light appears to travels in straight lines since

Question # 10

The magnification of a simple microscope of focal length 5cm is

Question # 11

Magnification of a convex lens is

Question # 12

The magnification of a compound microscope of object and eye piece of focal lengths f0and fe, respectively is

Question # 13

Speed of light in vacuum depends upon:

Question # 14

Fringe spacing ΔY is the distance between two adjacent bring fringes on the screen is

Question # 15

The locus of all points in a medium having same phase of vibration is called:

Question # 16

The distance between the top adjacent slits on diffraction grating is called

Question # 17

Which one of the following phenomenon cannot be explained on the bases of Huygen's theory?

Question # 18

Glare produces when light reflects from water snow and rough road surfaces when their angle of incidence is

Question # 19

For constructive interference path difference should be

Question # 20

If the power of a lens is 4 diopters then is focal length 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 When the light from two lamps falls on a screen, no interference pattern can be obtained. Why is this?
A. the light from the lamps is white
B. the lamps emit light of different amlitudes
C. the light from the lamps is not coherent
D. the lamps are not point sources
2 The apparent size of an object depends on the angle subtended but it at the eye. As the angle increases the size of the object
A. Smaller
B. Larger
C. Very large
D. None of these
3 Diffraction effect is
A. More for a round edge
B. More for a sharp edge
C. Less for a sharp edge
D. None of these
4 The phenomenon of diffraction also contains the phenomenon of
A. Polarization
B. Interference
C. Dispersion
D. None of these
5 A compound microscope is consists of
A. One convex lens
B. Two convex lenses
C. Two concave lenses
D. None of these
6 The angle with the horizontal at which an underwater swimmer will see the setting sun is
A. 91°
B. 32°
C. 49°
D. 69°
7 The resolving power of telescope depends on
A. Focal length of eye lens
B. Focal length of objective lens
C. Length of the telescope
D. Diameter of he objective lens
8 Optical fibres are of
A. Five type
B. Two type
C. Three type
D. None of these
9 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
10 Focal length of convex lens is maximum for
A. Blue light
B. Yellow light
C. Green light
D. Red light

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