Civil Engineering - UPSC Civil Service Exam Questions - Discussion

Discussion Forum : UPSC Civil Service Exam Questions - Section 9 (Q.No. 47)
47.
In a third order traverse, if the standard error of ± 3" is assigned to each of the four source of errors, namely :
(i) reading the vernie
(ii) non-adjustment of transit
(iii) sighting and
(iv) setting over the station, then the total standard error of the work would be
±3"
±6"
±6.92"
±12"
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Rahul verma said:   3 years ago
Please explain the answer.
(1)

Rocky said:   4 years ago
√ 3^2 * 4 = √. 36 = 6.

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