Docks and Harbor Engineering
When a wave strikes a vertical breakwater in deep water, it is reflected back and on meeting another advancing wave of similar amplitude merges and rises vertically in a wall of water. This phenomenon is called

Fetch
Swell
Clapotis
Surf

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Docks and Harbor Engineering
Which of the following are repair docks ?

marine railways, dry docks, floating docks, wet docks
wet docks, floating docks, lift docks, marine railways
wet docks, lift docks, marine railways, dry docks
dry docks, wet docks, floating docks, lift docks

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Docks and Harbor Engineering
In a two lane channel, bottom width of channel is given by

(2 × Manoeuvring lane) + (2 × Bank clearance lane + ship clearance lane)
(2 × Manoeuvring lane) + (2 × Bank clearance lane)
Manoeuvring lane + (2 × Bank clearance lane) + ship clearance lane
Manoeuvring lane + (2 × Bank clearance lane)

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