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

In Young's double slit experiment fringe width (or fringe spacing) depends

Question # 2

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

Question # 3

The light from the sun reaches to earth with wavefronts

Question # 4

Michelson interferometer is based upon

Question # 5

Wave front is the locus or all points in vibration are in the same

Question # 6

In the thin film, the path difference of two reflected ray depends upon

Question # 7

If the path difference must be an integral multiple of wavelength

Question # 8

Light waves are:

Question # 9

In Michelson interferometer if the moveable mirror is moved through a distance of 8λ then the number of fringes shifted are

Question # 10

A grating with high resolving power can distinguish ______ difference in ______

Question # 11

The path difference and phase difference are related to each other as

Question # 12

A lens of 2 cm focal length is to be used as a magnifying glass. Its magnification is

Question # 13

In spectrometer the function of collimator is to produce

Question # 14

The superposition of the two waves of same frequency and amplitude travelling in the same direction gives rise to an effect called:

Question # 15

When light passes through a tourmaline crystal, it becomes

Question # 16

Which one of the following phenomena is not explained by Huygen's construction of wavefront?

Question # 17

Which one light source can travel faster through optical fibre is

Question # 18

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

Question # 19

Wavelength of light of frequency 100 Hz is

Question # 20

At certain speed, the time taken by light in moving from M to m and back to M is equal to the time taken by

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 The typical wavelength of light source in transmitter is
A. 1.1 μm
B. 1.2 μm
C. 1.3 μm
D. 1.4 μm
2 If red light is incident on sea water it appears
A. Red
B. Green
C. Blue
D. Yellow
3 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
4 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
5 Newton's rings are formed due to:
A. Manetisation
B. Diffractin
C. Interference
D. Polarization
6 The idea of light as wave produced by
A. Huygen
B. Newton
C. Thomos Young
D. Michelson
7 Commercial polarizing material is
A. Colour glass
B. Infra red glass
C. Polaroid glass
D. None of these
8 In a diffraction fringes pattern the fringes are
A. Equally spaced
B. Wider near the centre and narrower away from it
C. Narrower near the centre and Wider away from it
D. None of these
9 If the magnification M1 = 20.0 for objective and M2 = 12.0 then total magnification is
A. 200
B. 240
C. 260
D. 280
10 If λ = 589 nm   d=1.0 mm  L=225 cm then fringe spacing ΔY is given by  
A. 1.76 mm
B. 1.80 mm
C. 1.37 mm
D. 1.33 mm

Test Questions