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

If the path difference must be an integral multiple of wavelength

Question # 2

The phenomenon of blending of around edges of an obstacle is called:

Question # 3

For glass-air boundary the critical angle θc is

Question # 4

The light which has components in all directions is called

Question # 5

Light appears to travel in straight line because

Question # 6

The ultra-purity of optical fibre is

Question # 7

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

Question # 8

The distance between the top adjacent slits on diffraction grating is called

Question # 9

According to Huygen's principle, the new position of the wavefront after a time can be found by constructing a surface that touches all the

Question # 10

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

Question # 11

Maximum number of orders available with a grating is ______ grating element

Question # 12

The light produced by a laser is all the following except

Question # 13

In Michelsion's interferometer, if 'm' number of fringes are passed in front of a reference point when the moveable mirror is moved a distance L, then

Question # 14

Michelson's interferometer is an instrument used to measure the distance with

Question # 15

Angle between ray of light and the corresponding wavefront is:

Question # 16

The angle of incidence at which angle of refraction becomes 900 is called

Question # 17

2 d sin θ = nλ can be used to determine the

Question # 18

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

Question # 19

A fiber of 50μm diameter capable of carrying white light at ______ distances is called ______ index fiber

Question # 20

Which type of optical fiber has the largest diameter

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 Spectrometer can be used to
A. Measure wave length of light
B. Measure refractive index of the materials
C. Study spectra of light
D. All
2 Who proposed wave theory of light
A. Huygens
B. Galileo
C. Einstein
D. Newton
3 If the vibrations of the light wave are confined to one plane only, then this light is called
A. unpolarized ligth
B. polarized light
C. sunlight
D. none of them
4 Sunset makes sky appears reddish because of:
A. Diffraction of sun rays
B. Refraction of light
C. Scattering of light from dust particles
D. Polarization of ligth
5 In YDS experiment, condition for constructive interference is that path difference is equal to
A. nλ
B. mλ
C. (n + 1/2)λ
D. (m + 1/2)λ
6 The colour of light is determined by is
A. Wavelength
B. Frequency
C. Velocity
D. Amplitude
7 For constructive interference path difference should be
A. Integral multiple of λ/2
B. Integral multiple of λ
C. Odd integral multiple of λ
D. Odd integral multiple of λ/2
8 A two-slit arrangement is set up to produce an interference pattern on a screen. The fringes are too close together for convenient observation. How could the distance between them be increased?
A. by using a light of longer wavelength
B. by increasing the width of the slits
C. by decreasing the distance between the screen and slits
D. the distance between the fringes is impossible
9 For incident angles equal or greater than the critical angle the glass air boundary will act as a
A. Convex mirror
B. Concave mirror
C. Mirror
D. None if them
10 A typical diffraction grating has lines per centimeter is about
A. 500 to 6000
B. 400 to 5000
C. 450 to 5500
D. 425 to 5670

Test Questions

Is this page helpful?