The correction to be applied to each 30 metre chain length along θ° – McqOptions

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1.	The correction to be applied to each 30 metre chain length along θ° slope, is
A.	30 (sec θ - 1) m
B.	30 (sin θ - 1) m
C.	30 (cos θ - 1) m
D.	30 (tan θ - 1) m
Answer» B. 30 (sin θ - 1) m

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