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 2 of 5.

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

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

Abinash said:   2 years ago
For 12km difference is 10mm.

For 18km difference will be nearly 15mm.
(3)

Nayan ahir said:   8 years ago
For 18.2km - 0.1m=10cm,
For 54.3km- 0.3m=30cm,
For 91km- 0.5m=50cm.

Santosh Neelannavar said:   6 years ago
The correct answer 10cm.
18.2km =0.1m.
54.3km = 0.3m.
90km = 0.5m.
(1)

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

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

Rakesh Kumar Chhalotre said:   7 years ago
12km - 1cm.

So, for 18.2km - 1.5cm = 15mm is correct.
(1)

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

Engr said:   8 years ago
I think units are in mm not cm.

It's 10mm not 10cm.

Jaz said:   7 years ago
15 cm .......... 18.2 km.
1 cm ............. 12 km.


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