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

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

Question # 2

The wave nature of light was proposed by

Question # 3

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

Question # 4

Monochromatic light means wave of

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

When the source of light is at very large distance, the shape of wavefront is

Question # 9

Angle between ray of light and the corresponding wavefront is

Question # 10

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

Question # 11

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

Question # 12

Two sources are said to be coherent if they have

Question # 13

Wavelength of light, on the average, is given by

Question # 14

Electromagnetic waves transport

Question # 15

Light waves are

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
  • F
    fouzia chaudhary 11 - Jul - 2022 02 Min 35 Sec 60/60
  • C
    Cartoon Creater 30 - May - 2024 04 Min 08 Sec 60/60
  • 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 In case of constructive interference of two waves, the amplitude of the resultant wave is __________ either of the waves
A. Greater than
B. Equal to
C. Smaller than
D. None of these
2 Frequency of red colour as compared to that of violet colour is
A. Equal
B. Smaller
C. Greater
D. None of these
3 Electromagnetic waves transport
A. Energy only
B. Momentum only
C. Both A and B
D. None is correct
4 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
5 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
6 The locus of all the points in the same phase of vibration is called
A. Wave pocket
B. Wavefront
C. Wave number
D. None of these
7 In case of point source of light, shape of wavefront is
A. Spherical
B. Cylindrical
C. Plane
D. None of above
8 The property of light which does not change with the nature of the medium is
A. Frequency
B. Amplitude
C. Wavelength
D. None of these
9 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
10 Speed of light in vacuum depends upon
A. Frequency
B. Wavelength
C. Amplitude
D. None of these

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!