Civil Engineering - Surveying - Discussion

Discussion Forum : Surveying - Section 6 (Q.No. 8)
8.
The difference in the lengths of an arc and its subtended chord on the earth surface for a distance of 18.2 km, is only
1 cm
5 cm
10 cm
100 cm.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
45 comments Page 4 of 5.

ARVIND said:   8 years ago
IT SHOULD BE 15mm.

For 12km=10mm (as per BC PUNMIA).
So,for 18.2 km = 15mm.

Naveen said:   8 years ago
The correct answer must 15mm.

Avinash Gund said:   8 years ago
For 18.2 km 10 mm is correct.
For 18.5km 15 mm is correct.

Angel said:   8 years ago
I think, 10mm is correct.

Gaurav said:   8 years ago
10 mm is correct.

Akshay said:   6 years ago
It should be 1cm =10mm.

RAJ KUMAR said:   8 years ago
IN BC PUNMEA 12KM =1 CM.
BUT IT IS WRONG.

IN ACTUAL 18.5 KM=1CM=10MM.

This is the correct one.

Ankit said:   8 years ago
I can not understand what is right and what is wrong

Shailendra kumar mahato said:   7 years ago
For distance upto 18.2 km is 10 cm.
For distance upto 54.3 km is 30 cm.
For distance upto 91 km is 50 cm.

Ref: RS Khurmi(clause 5.1).

Anil said:   7 years ago
0.1m * 100mm.
100mm * 10cm.
So, 10 cm answer is correct.


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