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 microscope has an objective lens of 10 mm focal length and an eye piece of 25.0 mm focal length what is the distance between the lenses

Question # 2

Inspite of different dispersion, all the wavelengths arrive at the other end of the fibre at the same time. With a step-index fibre overall time difference may be about

Question # 3

Laws of reflection and refraction can also be explained by:

Question # 4

The phenomenon is found to be prominent when size of the opening (aperture) is

Question # 5

If the slits in YDS experiment are made closer, fringe spacing will

Question # 6

Cladding in an optical fiber is used to

Question # 7

The transmitter in optical fiber system contains a device called

Question # 8

A diffraction grating contains 5000 lines per centimeter, its grating element will be

Question # 9

The maximum size of an object as seen by the naked eye is obtained when it is placed of

Question # 10

The minimum distance between a source and the screen for which a real image is possible with a convex lens is

Question # 11

A normal to the waves front showing direction of propagating of wave is called

Question # 12

In newton's rings apparatus, we also use:

Question # 13

Ordinary light has components of vibrations in all possible planes. Such light is

Question # 14

Which one the following gives three regions of electromagnetic sepctrum in order of increasing wavelength?

Question # 15

A wider objective and the use of blue light of short wavelength produces

Question # 16

In compound microscope image formed is

Question # 17

Which of the following is conserved when light waves interfere

Question # 18

Which of the following phenomenon cannot take place if we consider light as longitudinal wave?

Question # 19

The light from the sun reaches to earth with wavefronts

Question # 20

The unpolarized light 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 The transmission of information by light waves may be
A. An audio signal
B. A television signal
C. A computer data signals
D. All of them
2 In single slit diffraction the condition for second minimum is
A. Sinθ = λ
B. d Sinθ =2λ
C. d Sinθ =3λ
D. d Cosθ =0
3 The fibre core has constant refractive index such as
A. 1.48
B. 1.5
C. 1.52
D. 1.56
4 Who proposed wave theory of light
A. Huygens
B. Galileo
C. Einstein
D. Newton
5 Why laser rays are used to measure long distance?
A. Laser rays propagate in a straight
B. Laser rays are not absorbed
C. Laser rays are most coherent waves
D. Laser rays are high velocity waves
6 How are X-rays diffracted by crystals in X-rays crystallography?
A. they bounce off the nucleus
B. they are diffracted whey they pass from between them acting as a slit
C. they are diffracted by the electron clouds in the atoms
D. they hit the side the nucleus and change direction and thus are diffracted
7 Spherical aberration can be reduced by using
A. Convex lens
B. All the portions of the lens
C. Central portion of the lens
D. Upper portion of the lens
8 The medium in which speed of light is the same in all directions is called:
A. Homogeneous
B. Heterogeneous
C. Non-homogeneous
D. Free space
9 If the cover of a red book is observed in monochromatic blue light,It will appear
A. White
B. Red
C. Black
D. Blue
10 Polaristion is a phenomenon associated with a certain type of wave.
Which condition must be fulfilled if the wave is to be polarised?
A. It must be a light wave
B. It must be a longitudinal wave
C. It must be a light wave
D. It must be a transverse wave

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