ECAT Pre Computer Science Chapter 10 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 10 Optical Instruments

Try The MCQ's Test For ECAT Physics Chapter 10 Optical Instruments

  • Total Questions15

  • Time Allowed20

Start Test Download PDF

ECAT Physics Chapter 10 Optical Instruments

00:00
Question # 1

Wavelength of light, on the average, is given by

Question # 2

Light waves are

Question # 3

Laws of reflection and refraction can also be explained by

Question # 4

Light waves are

Question # 5

Wavelength of red colour as compared to that of violet colour is

Question # 6

In case of destructive interference of two waves, the amplitude of the resultant wave will be __________ either of the waves.

Question # 7

The wave nature of light was proposed by

Question # 8

The property of light which does not change with the nature of the medium is

Question # 9

Angle between ray of light and the corresponding wavefront is

Question # 10

A line which represents the direction of travel of a wave is known as

Question # 11

The speed of the secondary wavelets as mentioned in Huygen's principle is ________ the speed of propagation of the wave itself

Question # 12

Which one of the followings can act approximately as a source of monochromatic light

Question # 13

Huygen's principle states that

Question # 14

The appearance of colours in the soap (or oil) film results from

Question # 15

In YDS experiment, fringe spacing means the distance between two consecutive _________ fringes

Submit

Prepare Complete Set Wise ECAT Physics Chapter 10 Optical Instruments MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Physics Chapter 10 Optical Instruments MCQ`s Test

  • A
    Abdullah Baloch 27 - Jul - 2024 00 Min 12 Sec 60/60
  • H
    Heer 13 - Dec - 2023 00 Min 33 Sec 60/60
  • V
    Vertex Gaming 16 - Jul - 2024 00 Min 38 Sec 60/60
  • C
    Cartoon Creater 30 - May - 2024 04 Min 08 Sec 60/60
  • S
    suzi 09 - Feb - 2026 00 Min 45 Sec 56/60
  • A
    Ayan Shuaib 30 - Jan - 2024 00 Min 35 Sec 55/60
  • T
    Tasser Haider 31 - May - 2024 00 Min 47 Sec 55/60
  • A
    Abdullah G 24 - Dec - 2023 00 Min 50 Sec 55/60
  • H
    Hafiz Amar 08 - Feb - 2024 01 Min 21 Sec 55/60
  • A
    Akhtar Emmanuel 31 - Jan - 2024 01 Min 33 Sec 55/60
  • M
    Muhammad noor Ahmed 27 - Feb - 2024 01 Min 42 Sec 55/60
  • M
    Manoush Fatima 31 - May - 2024 02 Min 55 Sec 55/60
  • A
    Azeem Sagar 17 - Jul - 2024 04 Min 03 Sec 55/60
  • M
    Mohammad Khalid 27 - May - 2024 04 Min 10 Sec 55/60
  • A
    Ayema Khalid 12 - Feb - 2023 10 Min 50 Sec 55/60

ECAT Physics Chapter 10 Important MCQ's

Sr.# Question Answer
1 Speed of light in vacuum depends upon
A. Frequency
B. Wavelength
C. Amplitude
D. None of these
2 The wave nature of light was proposed by
A. Newton
B. Thomas Young
C. Huygen
D. None of these
3 Which one of the followings can act approximately as a source of monochromatic light
A. Neon lamp
B. Fluorescent tube
C. Sodium lamp
D. None of these
4 Angle between ray of light and the corresponding wavefront is
A. 00
B. 600
C. 900
D. 1200
5 Monochromatic light means wave of
A. Same frequency
B. Same colour
C. Same Wavelength
D. All of them
6 Wavelength of light, on the average, is given by
A. 10-14m
B. 10-10m
C. 10-6m
D. 10-4m
7 When the source of light is at very large distance, the shape of wavefront is
A. Spherical
B. Cylindrical
C. Plane
D. None of these
8 Light waves are
A. Transverse waves
B. Longitudinal waves
C. Compressional
D. None of them wave
9 Light has
A. Wave nature
B. Dual nature
C. Particle nature
D. None of them
10 In YDS experiment, fringe spacing means the distance between two consecutive _________ fringes
A. Bright
B. Dark
C. Any of A or B
D. None of these

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!