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MCQ's Test For Physics ECAT Pre Engineering Chapter 10 Optical Instruments
Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 10 Optical Instruments
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Total Questions15
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Time Allowed20
Physics ECAT Pre Engineering Chapter 10 Optical Instruments
00:00
Question # 1
In case of constructive interference of two waves, the amplitude of the resultant wave is __________ either of the waves
Question # 2
Electromagnetic waves transport
Question # 3
In an interference pattern of Young's Double Slit (YDS) experiment
Question # 4
When the source of light is at very large distance, the shape of wavefront is
Question # 5
The property of light which does not change with the nature of the medium is
Question # 6
Light has
Question # 7
The terms phase difference and path difference are
Question # 8
Huygen principle is used to determine
Question # 9
Light waves are
Question # 10
Speed of light in vacuum depends upon
Question # 11
The wave nature of light was proposed by
Question # 12
In case of point source of light, shape of wavefront is
Question # 13
In case of destructive interference of two waves, the amplitude of the resultant wave will be __________ either of the waves.
Question # 14
A line which represents the direction of travel of a wave is known as
Question # 15
The appearance of colours in the soap (or oil) film results from
Top Scorers Of Physics ECAT Pre Engineering Chapter 10 Optical Instruments MCQ`s Test
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A Abubakar basra 29 - Feb - 2024 00 Min 39 Sec 60/60 -
D Deuspeu 25 - Sep - 2024 00 Min 56 Sec 60/60 -
F Farida Tabassum 05 - Mar - 2024 01 Min 02 Sec 60/60 -
N Naheed Akhter 25 - May - 2024 01 Min 17 Sec 60/60 -
I Israr Ahmed 08 - Mar - 2024 01 Min 40 Sec 60/60 -
H Haq Nawaz 16 - May - 2024 01 Min 47 Sec 60/60 -
M Mustaqeem 04 - Mar - 2024 05 Min 07 Sec 60/60 -
F Farzand Shah Farzand Shah 17 - Apr - 2024 01 Min 24 Sec 55/60 -
T Tamshi Sohail 20 - Apr - 2024 01 Min 30 Sec 55/60 -
A Adan Zahra 14 - Mar - 2024 01 Min 57 Sec 55/60 -
A Anibullah Anib 04 - Mar - 2024 02 Min 14 Sec 55/60 -
A Abdullah Kaleem 25 - Mar - 2024 04 Min 02 Sec 55/60 -
A Alisha Gohar 20 - Jul - 2024 02 Min 11 Sec 50/60 -
M M numan Saleem 26 - Mar - 2026 02 Min 48 Sec 48/60 -
H hamza sattar 19 - May - 2024 01 Min 02 Sec 45/60
ECAT Physics Chapter 10 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Huygen's principle states that |
A. Light travels in straight line
B. Light has dual nature
C. Either of these
D. None of these
|
| 2 | Angle between ray of light and the corresponding wavefront is |
A. 00
B. 600
C. 900
D. 1200
|
| 3 | 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
|
| 4 | The wave nature of light was proposed by |
A. Newton
B. Thomas Young
C. Huygen
D. None of these
|
| 5 | In case of point source of light, shape of wavefront is |
A. Spherical
B. Cylindrical
C. Plane
D. None of above
|
| 6 | Monochromatic light means wave of |
A. Same frequency
B. Same colour
C. Same Wavelength
D. All of them
|
| 7 | The appearance of colours in the soap (or oil) film results from |
A. Dispersion
B. Interference
C. Reflection
D. Refraction
|
| 8 | The terms phase difference and path difference are |
A. Same
B. Different
C. Equal
D. none of these
|
| 9 | Laws of reflection and refraction can also be explained by |
A. Particle nature of light
B. Quantum nature of light
C. Wave nature of light
D. Complex nature of light
|
| 10 | Wavelength of red colour as compared to that of violet colour is |
A. Smaller
B. Longer
C. Equal
D. None of these
|
Test Questions
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