If F is the fetch, the straight line distance of open water available in kilometres, the height of the wave in metres is
According to the recommendations of International Navigational Congress inthe ratio of length to width at the entrance for passenger vessels is :
Pick up the incorrect statement from the following:
Pick up the incorrect statement from the following: In a dry dock block made of hard wood,
A lead line or sounding line
Pick up the correct statement from the following:
In a wet dock system,
On a hydrographic map, the following feature is shown :
The smoothened surface of the front face of the guay walls, is known as fending which is made of
If h and h1 are the heights of a light house and the observer in a ship in metres above M S L then the horizontal distance from the ship to the light house in kilometres is
Littoral drift
A roadstead :
Due to the impact of water wave on a sea shore structure
The heaviest line is used to democrate
Which one of the following statements is correct?
The width of the entrances of the harbours is restricted to
Which one of the following statements is not relevant to hydrographic survey :
For location of soundings a range and one angle from the shore involves the following operations. Which one is correct ?
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