The difference in height between highest high water and lowest low water is called

Related MCQs

• 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 Of these statements
• 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
• The significant wave height is defined is the average height of the
• If H is the height of the wave expected, then the height of the breakwater is generally taken as
• Assertion A: Intervention of undulations in the sea bed reduces the depth of wave at the section. Reason R: No wave can have a height greater than the depth of water through which it passes Select your answer based on the coding system given below:
• 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
• 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
• Consider the following statements. (i) Fender is the cushion provided on the face of the jetty for ships to come in contact, (ii) Slip is the space of water area between two adjacent piers where ships are berthed, (iii) Pier head is a structure constructed near the tip of break water near the harbour entrance. Of the statements
• Assertion A: Basin walls have to be of much greater height than dock walls. Reason R: Tidal basins are subject to fluctuations of levels due to tidal variations Select your answer based on the coding system given below:
• At a given port, the fetch is 400 nautical miles, the maximum height of storm wave will be