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

Ordinary light has components of vibrations in

Question # 2

To demonstrate the phenomenon of interference we require two sources that emit radiation

Question # 3

Which characteristics of wave, established the Huygen's wave theory in 1801?

Question # 4

When one mirror of Michelson interferometer is moved a distance of 0.5 mm. 2000 fringes are observed, the wavelength of light used is

Question # 5

Light is a type of energy which produces sensation of

Question # 6

To get higher magnification we must use

Question # 7

Light waves are:

Question # 8

The ratio of size of the image to the size of the object is called

Question # 9

A convex lens is dipped in a liquid whose refractive index is equal to the material of the lens. Then its focal length will become

Question # 10

The study of atomic structures of crystals by X-rays was started in

Question # 11

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

Question # 12

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

Question # 13

If the thickness of the film and angle of incidence are such that two reflected waves cancel each other the film will look

Question # 14

Identify the incorrect statement

Question # 15

Multimode step index fibre has diameter as

Question # 16

Critical angle of light passing from glass to air is minimum for

Question # 17

Rainbow is formed due to combination of

Question # 18

A line which represents the direction of travel of a wave is known as:

Question # 19

In compound microscope magnification of objective is 2 and magnification of eyepiece is 4 magnification of compound microscope is

Question # 20

Due to dispersion effects, white light source is useful for

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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 An optical fiber carries data in the form
A. Lights signals
B. Sound signals
C. A wave
D. A particle
2 Huygen's principle states that:
A. Light travels in straight line
B. Light has dual nature
C. Either of these
D. None of these
3 The light which has components in all directions is called
A. unpolarized light
B. polarized light
C. intense light
D. none of them
4 Which device converts the light signals which these amplified and decoded
A. Photo cell
B. Photo diode
C. Photo transistor
D. None of these
5 Maximum number of orders available with a grating is ______ grating element
A. Independent of
B. Directly proportional to
C. Inversely proportional to
D. Equal to
6 A prism splits a beam of white light into seven component colors. This is so because
A. Phase of different colors is different
B. Amplitude of different colors is different
C. Energy of different colors is different
D. Velocity of different colors is different
7 Which of the following spectrum have all the frequencies from high to low frequency range?
A. Band spectrum
B. Continuous spectrum
C. Line spectrum
D. Discontinuous spectrum
8 We can observe only when the grating spacing is
A. of the order of the wavelength used
B. greater than the wavelength used
C. less than the wavelength used
D. any one of them
9 Focal length of convex lens is maximum for
A. Blue light
B. Yellow light
C. Green light
D. Red light
10 Which of the following converts electrical signals into light signals?
A. optical fibre
B. receiver
C. reflector
D. transmitter

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