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

Inverse square law for luminace is valid for

Question # 2

Single mode step index fibre is used to send

Question # 3

The position of a new wavefront after a certain interval of time can be found by constructing a surface that is

Question # 4

Who gave the corpuscular nature of light

Question # 5

A line normal to the wave front is called

Question # 6

In young's slit experiment on interference the ratio of the intensities of a bright band and a dark band is 6 : 1 the ratio of the amplitudes o the interfering waves is

Question # 7

Which phenomenon of light takes place in Young's double-slit experiment?

Question # 8

What is the main cause of the shinning of diamond?

Question # 9

Graham Bell photo phone used a modulated beam of

Question # 10

Identify the incorrect statement

Question # 11

Which does not show polarization

Question # 12

In YDS experiment, condition for constructive interference is that path difference is equal to

Question # 13

Two sources of waves are called coherent if

Question # 14

An optical fiber carries data in the form

Question # 15

In viewing the distant objects the angle subtended at the telescope is

Question # 16

Plane microwaves are incident on a long slit having a width of 5 cm.The wavelength of the microwaves if the first minima is formed at 30° is

Question # 17

Source of light used in the fibre optic communication

Question # 18

A convex lens of focal length 5 cm is used as magnifying glass Its magnifying power when the image is formed at infinity

Question # 19

If the distance of a surface from light source is doubled,then the luminance will become

Question # 20

The magnifying power of a simple microscope can be increased if we use eye piece of

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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 The image formed by an eyepiece of compound microscope is
A. Real and diminished
B. Real and enlarged
C. Virtual and enlarged
D. Virtual and diminished
2 In an interference pattern of Ypung's double Slit (YDS) experiment:
A. Bright fringes are wider than dark fringes
B. Dark fringes are wider than bright fringes
C. Both dark and bright fringes are of equal width
D. Central fringes are wider than the outer fringes
3 The wave nature of light was proposed by:
A. Newton
B. Thomas Young
C. Huygen
D. None of these
4 Which of the following types of optical fibre has a core which rages in diameter from 50 to 1000μm?
A. single mode step fibre
B. multi-mode step index fibre
C. multi-mode graded index fibre
D. none of them
5 A double convex lens act as a diverging lens when the object is
A. Inside the focus
B. Between f and 2f
C. At the focus
D. At a large distance
6 A typical diffraction grating has lines per centimeter is about
A. 500 to 6000
B. 400 to 5000
C. 450 to 5500
D. 425 to 5670
7 Glare produces when light reflects from water snow and rough road surfaces when their angle of incidence is
A. Small
B. Large
C. Very large
D. None of these
8 The diffraction grating is used to measure
A. wavelength of light
B. focal length of a lens
C. refractive index of prism
D. polarization of light
9 Finger prints on paper are identified by sprinkling fluorescent powder on it and observing it under
A. Sun light
B. Sodium light
C. Infrared
D. UV
10 Power loss taken place when a light signal travels along fibres by
A. Multiple reflection
B. Light absorbed due to impurities in glass
C. At joint some light is scattered by group of atoms
D. All of these

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