As per Berlin's formula, the length of wave in meters is given by(Where âtâ is the period in seconds for two successive waves to pass the same section.) 1.7412 1.5612 1.9412 1.3412 TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following conditions of loading imposes the greatest load on the foundation in case of dry docks? When the dock is empty with the ship of maximum tonnage When the dock is empty When the dock is full of water When the dock is dry and is under construction TRUE ANSWER : ? YOUR ANSWER : ?
Assertion A : Basin walls have to be of much grater 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: Both A and R are true and R is the correct explanation of A. Both A and R are true but R is not correct explanation of A. A is false but R is true. A is true but R is false. TRUE ANSWER : ? YOUR ANSWER : ?
If H is the height of the wave expected, then the height of the breakwater is generally taken as 1.2 H to 1.25 H above the mean sea level 1.2 H to 1.25 H above the high water level 1.2 H to 1.25 H above the low water level 1.2 H to 1.25 H above the datum TRUE ANSWER : ? YOUR ANSWER : ?
Assertion A : Large size stones are required in stone revetment in shore protection.Reason R : Resistance of stone to wave force is proportional to its volume and wave force is proportional to the exposed area of the stone.Select your answer based on the coding system given below. Both A and R are true but R is not a correct explanation of A is false but R is true. A is true but R is false. Both A and R are true and R is the correct explanation of TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following are repair docks ? wet docks, floating docks, lift docks, marine railways marine railways, dry docks, floating docks, wet docks wet docks, lift docks, marine railways, dry docks dry docks, wet docks, floating docks, lift docks TRUE ANSWER : ? YOUR ANSWER : ?
The difference in height between highest high water and lowest low water is called Maximum rise Maximum range Mean rise Mean range TRUE ANSWER : ? YOUR ANSWER : ?
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 Clapotis Swell Surf Fetch TRUE ANSWER : ? YOUR ANSWER : ?
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 2.5 m 5 m 4 m 7 m TRUE ANSWER : ? YOUR ANSWER : ?
Assertion A : Depth and width required at the entrance to a harbour are more than those required in the channel.Reason R : The entrance to a harbour is usually more exposed to waves as compared to the harbour itself.Select your answer based on the coding system given below: A is false but R is true. Both A and R are true but R is not the correct explanation of A. Both A and R are true and R is the correct explanation of A. A is true but R is false. TRUE ANSWER : ? YOUR ANSWER : ?