Cross staff is an instrument used for
A) measuring approximate horizontal angles
B) setting out right angles
C) measuring bearings of the lines
D) none of the above
Correct Answer:
Verified
Q5: The allowable length of an offset depends
Q6: Which of the following angles can be
Q7: Which of the following methods of offsets
Q8: The permissible error in chaining for measurement
Q9: The correction for sag is
A)always additive
B)always subtractive
C)always
Q11: Normal tension is that pull which
A)is used
Q12: Which of the following is not used
Q13: If the length of a chain is
Q14: The maximum tolerance in a 20 m
Q15: For accurate work, the steel band should
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