Harbour & Airport Engineering (2180602) MCQ

MCQs of Marine Structures

MCQ No - 1

Protective barrier constructed to form an artificial harbour to protect water area from sea waves is known as _____________.

(A) Breakwater
(B) Sea wall
(C) Groynes
(D) Bulkhead

MCQ No - 2

A marine structure for mooring or tying up vessels, loading and unloading cargo or embarking & disembarking passengers is known as ______________.

(A) Jetty
(B) Mole
(C) Dock
(D) Dolphins

MCQ No - 3

Breakwater height is kept as equivalent to ___________________ times the height of the waves expected.

(A) 1.5 to 1.7
(B) 1.2 to 1.25
(C) 2.0 to 2.25
(D) 2.25 to 2.5

MCQ No - 4

in deep water, the slope for which the armour units are figured should extend to a depth of _______________ below high water level.

(A) 1.2 x wave height
(B) 1.3 x wave height
(C) 1.25 x wave height
(D) 1.5 x wave height

MCQ No - 5

In deep water, the weight of armour units in the secondary cover layer below 1.5 h depth should be __________ of the weight of armour units in the primary cover layer.

(A) 1/15
(B) 1/20
(C) 1/10
(D) 1/5