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

A convex ens acts as diverging lens when the object is placed

Question # 2

Sunset makes sky appears reddish because of:

Question # 3

Snell's Law is defined as

Question # 4

Which one light source can travel faster through optical fibre is

Question # 5

Light signals in an optical fibre eventually become dim and must be regenerated by devices called

Question # 6

The optical fibre has a layer over the central layer is called cladding of refractive index

Question # 7

Wave length of red colour as compared to that of violet colour is:

Question # 8

The diffraction is found to be prominent when the wavelength of light is

Question # 9

Ordinary light has components of vibration in

Question # 10

Michelson,s interferometer can be used to measure

Question # 11

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 # 12

Colours seen on oily water surface by the incident white light is due to

Question # 13

When monochromatic light is incident, making certain angle, on a thin parallel film, the interference fringes formed are

Question # 14

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

Question # 15

A driver in a lake wants to signal his distress to a person sitting on the edge of the lake flashing his water proof torch He should direct the beam

Question # 16

The blending of light when it passes from one medium to another is known as:

Question # 17

The conversion of electrical signals into light signals taken place due to

Question # 18

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

Question # 19

Which type of fibre is used to send the signals of long distances?

Question # 20

The total internal reflection takes place for glass-air boundary is then the angle 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 There will be no change in _______ of light entering glass
A. Velocity
B. Frequency
C. Direction
D. Wavelength
2 The principle of Michelson's interferometers is
A. Refraction
B. Dispersion
C. Interference
D. Reflection
3 If focal length of objective is increased
A. Magnifying power of compound microscope decreased
B. Magnifying power of astronomical telescope increases
C. The diameter of the objective lens
D. None of these
4 In YDS experiment, data given isλ= 500 nm, L = 100 cm,Δy comes out to be
A. 0.5 cm
B. 0.5 mm
C. 0.5 nm
D. 0.5 m
5 Which of the following colors suffers maximum deviation in a prism?
A. Yellow
B. Blue
C. Green
D. Orange
6 In multi-mode step index optical fibre, that layer is called cladding which has
A. higher refractive index
B. lower refractive index
C. both of them
D. none of them
7 A prism splits a beam of white light into its seven constituent colors.This is so because
A. Phase of different colors is diferent
B. Amplitude of different colors is different
C. Energy of different colors is different
D. Velocity of different colors if different
8 Whenever high magnification is desired
A. A telescope is used
B. A compound microscope is used
C. A microscope is used
D. None of these
9 An optical instrument used to see very far off objects is called
A. Telescope
B. Camera lens
C. Microscope
D. Spectrometer
10 Which phenomenon of light takes place in Young's double-slit experiment?
A. polarization of light
B. diffraction of light
C. interference of light
D. reflection of light

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