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

When an image is placed at the focal length of the eye piece, the final image formed at

Question # 2

Reflection of light from water, glass, snow and rough road surfaces, for larger angle of incidences, produces

Question # 3

A diffraction grating has 500 liens per mm. its slit spacing or grating element will

Question # 4

To wavelength of light by his experiment , Newton utilized:

Question # 5

When sunlight falls on a soap bubble (film), it appears coloured because of

Question # 6

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

Question # 7

A double convex lens act as a diverging lens when the object is

Question # 8

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

Question # 9

Single mode step index fibre has feature/s like

Question # 10

For the sustained interference of light the necessary condition is that the two sources should

Question # 11

The variation if focal length of a lens when we pass from the central portion out words (to words the lens edges) is known as

Question # 12

A compound microscope is consists of objective of

Question # 13

At the point of contact of the lens and the glass plate, the incident and reflected rays interfere

Question # 14

A light wave produced by oscillating charge consists of a periodic variation of

Question # 15

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

Question # 16

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

Question # 17

When the light is incident on polarizing angle which of the following is completely polarized?

Question # 18

Ordinary light has components of vibrations in

Question # 19

A _____ lens is used in the apparatus to get newton's ring:

Question # 20

In viewing the distant objects the angle subtended at the telescope 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 We can use Fibre optics system for
A. Image transmitting
B. Word processing
C. Image processing and recelving
D. All
2 According to Huygen's principle, the new position of the wavefront after a time can be found by constructing a surface that touches all the
A. primary wavelets
B. secondary wavelets
C. either of them
D. none of them
3 In Michelson's interferometer , the plates are placed in front of incident ray at an angle of:
A. 45o
B. 60o
C. 90o
D. 120o
4 The distance between the two adjacent slits is called
A. Thickness of the slit
B. Distance between and two slits
C. Grating element
D. None of these
5 In a spectrometer experiment monochromatic light is incident normally on a diffraction grating having 4.5 x 105 lines per meter.The second order line is seen at an angle of 30 to the normal what is the wavelength of the light?
A. 200 nm
B. 430 nm
C. 500 nm
D. 556 nm
6 In Newton,s rings apparatus, we also use
A. Spectroscope
B. Telescope
C. Microscope
D. Turn table
7 In a never system, the repeaters are placed at about
A. 50 km
B. 75 km
C. 100 km
D. 125 km
8 Sunlight is also partially polarized because of Earth's atmosphere due to scattering by
A. Water vapours
B. Air particles
C. Dust particles
D. All of these
9 Spectrometer can measure quite accurately prism
A. Deviation of light by a glass prism
B. Angle of prism
C. Refractive index of the material of prism
D. None of these
10 The wavelength of refractive wave in a denser medium is
A. Same as that of the incident wave
B. Become smaller than the incident
C. Becomes greater than the incident wave
D. None of these

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