Q. The instrument used for setting out an offset at a right angle, is called ?

(A) open cross-staff
(B) french cross-staff
(C) optical square
(D) adjustable cross-staff

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✅ Correct Answer: (A) open cross-staff

Published by Kiran Rapria ⭐ 4.26K Points at 23-Feb-2025 03:43 pm in Surveying

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