Docks and Harbor Engineering
Dead weight tonnage of a ship
(i) varies with latitude and season
(ii) is more than displacement tonnage
(iii) is the difference between displacement load and displacement light of these statements

(i) and (iii) are correct
(ii) and (iii) are correct
(i) and (ii) are correct
Only (iii) is correct

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Docks and Harbor Engineering
The maximum harbour depth below lowest low water is generally equal to(i) loaded draft + 1.2 m when bottom is rock(ii) loaded draft + 1.8 m when bottom is soft(iii) loaded draft + 1.2 m when bottom is soft(iv) loaded draft + 1.8 m when bottom is rock

(iii) and (iv) are correct
(i) and (iii) are correct
(ii) and (iv) are correct
(i) and (ii) are correct

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