Q35
Permissable errors in surface, under ground, precise and trigonometric levelling respectively.
A.
40 cm/km ; 4 cm/km, 1 mm/km ; 2 cm/km
B.
4 cm/km ; 2 cm/km, 1 mm/km ; 40 cm/km
C.
2 cm/km ; 4 cm/km, 1 mm/km ; 40 cm/km
AnswerD.
2 cm/km ; 40 cm/km, 1 mm/km ; 4 cm/km
Answer: Option C
Solution
Answer: Option C
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