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

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

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

The locus of all the points in the same phase of vibration is called

Question # 6

Laws of reflection and refraction can also be explained by

Question # 7

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

Question # 8

Huygen's principle states that

Question # 9

In an interference pattern of Young's Double Slit (YDS) experiment

Question # 10

Two sources are said to be coherent if they have

Question # 11

Monochromatic light means wave of

Question # 12

Angle between ray of light and the corresponding wavefront is

Question # 13

Huygen principle is used to determine

Question # 14

The terms phase difference and path difference are

Question # 15

Wavelength of light, on the average, is given by

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
  • M
    Muneeb ur Rehman 30 - Jun - 2026 01 Min 31 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

ECAT Physics Chapter 10 Important MCQ's

Sr.# Question Answer
1 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
2 The wave nature of light was proposed by
A. Newton
B. Thomas Young
C. Huygen
D. None of these
3 Two sources are said to be coherent if they have
A. Same amplitude
B. Same wavelength
C. Definite phase relation with each other
D. None of them
4 A line which represents the direction of travel of a wave is known as
A. Spherical wavefront
B. Locus
C. Ray
D. Either B or C
5 In case of destructive interference of two waves, the amplitude of the resultant wave will be __________ either of the waves.
A. Greater than
B. Smaller than
C. Equal to
D. None of these
6 Monochromatic light means wave of
A. Same frequency
B. Same colour
C. Same Wavelength
D. All of them
7 Wavelength of light, on the average, is given by
A. 10-14m
B. 10-10m
C. 10-6m
D. 10-4m
8 In case of point source of light, shape of wavefront is
A. Spherical
B. Cylindrical
C. Plane
D. None of above
9 The appearance of colours in the soap (or oil) film results from
A. Dispersion
B. Interference
C. Reflection
D. Refraction
10 Speed of light in vacuum depends upon
A. Frequency
B. Wavelength
C. Amplitude
D. None of these

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!