Surveying
The methods used for locating the plane table stations arei) radiationii) traversingiii) intersectioniv) resectionThe correct answer is

(i) and (ii)
(i) and (iii)
(ii) and (iv)
(iii) and (iv)

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Surveying
For a line AB

the forebearing of AB and back bearing of BA differ by 180°
none is correct
both (A) and (B) are correct
the forebearing of AB and back bearing of AB differ by 180°

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