Civil Engineering - UPSC Civil Service Exam Questions - Discussion
Discussion Forum : UPSC Civil Service Exam Questions - Section 10 (Q.No. 11)
11.
The "Back sight" reading on a vertically held staff at a point A on the floor along the centre line of a railway tunnel is 3.465 m, and the "Fore sight" on the inverted staff held at the roof of the tunnel just vertically above A is 1.115 m. The height of the tunnel along the centre line at floor point A is
Discussion:
3 comments Page 1 of 1.
Nira said:
1 decade ago
Ans: 3.465+1.115 = 4.58.
Shaharukh said:
7 years ago
3.465 + 1.115 = 4.580.
FAROOQ RESHI said:
5 years ago
3.465 - (-1.155) = 4.620m.
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