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

One cannot see through fog becuase

Question # 2

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

Question # 3

The wave nature of light was proposed by

Question # 4

In which mode, the refractive index steps down form 1.52 to 1.48 at the boundary with the cladding?

Question # 5

In case of point source of light, shape of wavefront is:

Question # 6

The magnification of a simple microscope of focal length 5cm is

Question # 7

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

Question # 8

In order to get interference using two light rays:

Question # 9

If the magnification M1 = 20.0 for objective and M2 = 12.0 then total magnification is

Question # 10

Diffraction of light occurs, due to the interference between rays coming from the same wavefront of

Question # 11

Huygen's principle is used to study the

Question # 12

Which of the following light move faster in water

Question # 13

The magnification of a compound microscope of object and eye piece of focal lengths f0and fe, respectively is

Question # 14

The waves produced in a stretched string are called

Question # 15

The sky appears blue because

Question # 16

Monochromatic light means waves of:

Question # 17

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

Question # 18

If f = 5 cm and d = 25 cm then the magnification will be

Question # 19

When a movable mirror moves λ/4 distance and the light used is 400 nm, then the distance measured highly precise is

Question # 20

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

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 In an interference pattern of Young,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 equally spaced
D. Central fringes are wider than the outer fringes
2 In case of interference fringes:
A. Energy is destroyed at dark
B. Energy is created at bright fringes
C. Energy is transferred from dark to bright ringes
D. None of these
3 Diffraction is concerned with the superposition of
A. very large number of secondary wavelets
B. a few secondary wavelets
C. two secondary wavelets
D. no secondary
4 A compound microscope is consists of an eye piece  of focal length
A. Short
B. Very short
C. Large
D. Very large
5 When seen in green light the saffron and green portions of our National Flag will appear to be
A. Black
B. Black and green respectively
C. Green
D. Green and yellow respectively
6 Resolving power of a telescope depends on:
A. The magnification of eyepiece
B. The focal length of objective lens
C. Diameter of objective lens
D. Refractive index of objective lens
7 Source of light used in the fibre optic communication
A. Led
B. Laser
C. Photo diode
D. Both a and b
8 Which light travels faster in optical fibres?
A. visible light
B. ultraviolet
C. infra-red
D. any one of them
9 Calculate the critical angle when core refractive index is 1.50 and cladding of refractive index 1.48
A. 70.3o
B. 80.9o
C. 80.6o
D. 89.6o
10 Mirage is a phenomenon due to
A. Reflection of light
B. Refraction of light
C. Total internal reflection of light
D. Diffraction of light

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!