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

  • Total Questions20

  • Time Allowed20

Start Test Download PDF

MDCAT Physics Chapter 7 Light Online Test

00:00
Question # 1

With a graded index fibre, the overall time difference between all the wavelengths arrived at the other end may be about

Question # 2

Polaroid glass is used in sun glasses because

Question # 3

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

Question # 4

Which of the following theories of light are explained by the Young's double slit experiment?

Question # 5

Star twinkle due to

Question # 6

In case of interference fringes:

Question # 7

If 5000 lines/cm are ruled on a diffraction grating, the element is:

Question # 8

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

Question # 9

The light produced by a laser is all the following except

Question # 10

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

Question # 11

Light of wavelength 800 n m is incident on a pair of slits, forming fringes 4.0 mm apart on a screen. What is the fringe when light of 400 nm is used and the slit separation is halved?

Question # 12

A circular scale is attached and graduated in

Question # 13

Which is having minimum wavelength?

Question # 14

To observe diffraction phenomenon the size of a obstacle

Question # 15

Geometrical optics cannot give following characteristics for a microscope

Question # 16

For constructive interference the path difference is

Question # 17

Given that grating element = 0.2 x 10-3cm in case of a diffraction grating. Then number of lines per centimeter will be

Question # 18

Speed of light in vacuum depends upon:

Question # 19

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

Question # 20

The tip of a needle does not give a sharp image it is due to

Submit

Prepare Complete Set Wise MDCAT Physics Chapter 7 Light Online Test MCQs Online With Answers


Topic Test

00:00
Submit

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.

Top Scorers Of MDCAT Physics Chapter 7 Light Online Test MCQ`s Test

  • S
    Somaid Ali 19 - Sep - 2024 01 Min 23 Sec 20/20
  • R
    RIZWAN LIAQAT 20 - Sep - 2024 08 Min 25 Sec 20/20
  • A
    Aman Khan 23 - Sep - 2024 01 Min 07 Sec 19/20
  • S
    Sameer Ali 25 - Sep - 2024 01 Min 18 Sec 19/20
  • A
    Aliza Khan 20 - Jan - 2025 02 Min 09 Sec 18/20
  • M
    Mehak Soomro 19 - Sep - 2024 03 Min 23 Sec 18/20
  • A
    Afnan Akhtar 21 - Sep - 2024 03 Min 25 Sec 18/20
  • D
    Danish Asghar. 15 - Sep - 2024 16 Min 13 Sec 18/20
  • H
    Hassan Shaikh 21 - Nov - 2024 02 Min 37 Sec 17/20
  • S
    shaheer ahmad 03 - Oct - 2025 12 Min 10 Sec 16/20
  • S
    saba waheed 21 - Sep - 2024 03 Min 33 Sec 15/20
  • A
    Aimen Ahsan 16 - Jan - 2025 16 Min 03 Sec 15/20
  • I
    it's syeda 19 - Sep - 2024 02 Min 37 Sec 14/20
  • H
    hassan ktk 04 - Dec - 2024 16 Min 43 Sec 14/20
  • H
    Hammad Abbas 24 - Dec - 2024 16 Min 09 Sec 13/20

MCAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Turn table is the plateform over which we place
A. Diffraction grating
B. Prism
C. Glass slab
D. a and b
2 According to the relation for constructive destructive interference, the point of contact has zero thickness of air so it should have
A. No interference
B. Conductive interference 
C. Destructive interference
D. None of these
3 A fly is sitting on the objective of a telescope pointed towards the moon.What effect is expected on the photography of the moon taken through the telescope?
A. The entire field of view blocked
B. There is an image of the fly on the photography
C. There is no effect at all
D. There is a reduction in the intensity of the image
4 Which of the following gives three regions of the electromagnetic spectrum in order of increasing wavelength?
A. Gamma rays,microwaves,visible radiation
B. Ultraviolet infra-red microwaves
C. Radio waves ultraviolet X-rays
D. Visible radiation gamma rays radio waves
5 Focal length of convex lens is maximum for
A. Blue light
B. Yellow light
C. Green light
D. Red light
6 All possible process/processes to get plane polarized light
A. Reflection from different surfaces
B. Refraction through crystals
C. Scattering by small particles
D. All of these
7 In Michelsion's interferometer the path difference is varied by moving
A. compensatory plate
B. moveable mirror
C. fixed mirror
D. telescope
8 When light travels from one medium to another which are separated by a sharp boundary the characteristic which does not change is
A. Velocity
B. Wavelength
C. Frequency
D. Amplitude
9 Longitudinal waves do not exhibit
A. Refraction
B. Reflection
C. Diffraction
D. Polarization
10 A ______ lens is used in the apparatus to get Newton,s rings
A. Plano-concave
B. Plano-convex
C. Convexo-concave
D. Double convex

Test Questions

Is this page helpful?