Civil Engineering - Surveying - Discussion
Discussion Forum : Surveying - Section 3 (Q.No. 30)
30.
The construction of optical square is based, on the principle of optical
Discussion:
22 comments Page 1 of 3.
Ashok kumar sain said:
4 years ago
The principle is reflection only not a double reflection because it works by the reflection of light, does not matter it is one time or two times, reflection happens that's only the principle.
SRINIVAS said:
7 years ago
Double reflection in optical square two mirror are placed at 45 degree angle and relection occur twice whereas reflection is the principle used in optical square.
Prasanth said:
4 years ago
Optical square consists of two mirrors, one mirror totally silvered another top silvered bottom unsilvered. Based on double reflection the Answer D is correct.
(1)
Jay patel said:
6 years ago
If asked only principle answer is reflection only is ask about the measure angles by optical square answer is double reflection.
Pratiksha said:
4 years ago
Optical square based on principal of reflection but the construction of optical square is based on double reflection.
MANMOHAN PATIDAR said:
7 years ago
We are confusing, that optical square is based on reflection or double reflection.
Please reply me soon.
Please reply me soon.
Minay said:
7 years ago
Double reflection because it having two mirrors adjusting in 45 degree each other.
Minay said:
7 years ago
Double reflection because it having two mirrors adjusting in 45 degree each other.
Anomi said:
5 years ago
Double reflection is correct answer because Ray is reflected at two times.
Dev said:
5 years ago
Please, anyone, give me the correct answer with the clear explanation.
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