If H is the height of the wave expected, then the height of the breakwater is generally taken as (A) 1.2 H to 1.25 H above the datum (B) 1.2 H to 1.25 H above the low water level (C) 1.2 H to 1.25 H above the high water level (D) 1.2 H to 1.25 H above the mean sea level

If H is the height of the wave expected, then the height of the breakwater is generally taken as
(A) 1.2 H to 1.25 H above the datum
(B) 1.2 H to 1.25 H above the low water level
(C) 1.2 H to 1.25 H above the high water level
(D) 1.2 H to 1.25 H above the mean sea level
by

1 Answer

Answer :

(C) 1.2 H to 1.25 H above the high water level
by

Related questions

If the maximum spring rise is 2 m and height of the waves expected is 4 m , then the breakwater height above the datum will be (A) 2.5 m (B) 4 m (C) 5 m (D) 7

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Last Answer : (D) 7

For wave action in dams, the maximum height of freeboard is generally taken to be equal to (A) 0.5 hw (B) 0.75 hw (C) 1.25 hw (D) 1.50 hw

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Last Answer : Answer: Option D

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 (A) Surf (B) Clapotis (C) Fetch (D) Swell

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Last Answer : (B) Clapotis

Pick up the correct statement from the following: (A) The breakwater which can be used as a platform for loading and unloading of cargo is called a mole (B) The brick masonry retaining wall which is used for loading and unloading of cargo is called quay wall (C) Three types of break waters are generally provided in harbours (D) All of the above

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The low water datum for a lake is defined as the surface of the lake when it is at elevation (A) 180.5 m above M.S.L. (B) 190.5 m above M.S.L. (C) 170.5 m above M.S.L. (D) 200.0 m above M.S.L.

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In troposphere (the weather domain), the temperature 't' at height 'h' above the spa level in metres is given by (where, temperature at sea level is 15°C and t is in °C.) (A) t = 15 - 0.0065h (B) t = 15 + 0.0065h (C) t = 0.0035h -15 (D) t = 15 - 0.0035h

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Last Answer : (A) t = 15 - 0.0065 h

Pick up the incorrect statement from the following: (A) As a wave of sea water approaches the coast line, it is generally accompanied by a drift of water in the direction of wave advance (B) The on-shore wind helps to produce wave action as well as rise of M.S.L. (C) A falling hydraulic gradient occurs in the direction of the wave (D) The wave while receding carries finer particles out to deep water

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Atmosphere extends above mean sea level to a height of about (A) 160 km (B) 1600 km (C) 1600 meter (D) 1600 miles

Description : Atmosphere extends above mean sea level to a height of about (A) 160 km (B) 1600 km (C) 1600 meter (D) 1600 miles

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Description : Depth of borings for soil investigation, is generally kept below low water level (A) 30 m (B) 35 m (C) 45 m (D) 40 m

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