Port and Harbour Engineering (3170623) MCQs

MCQs of Natural Phenomena

Showing 11 to 16 out of 16 Questions
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11.
The distance between two successive wave crests is called _________________.
(a) Wave height
(b) Wave length
(c) Wave period
(d) Fetch
Answer:

Option (b)

12.
Waves are generated by __________________.
(a) Explosions
(b) Earthquakes
(c) Transfer of energy from air moving over the water surface
(d) All of the above
Answer:

Option (d)

13.
If 'd' is the depth of water and 'L' is the wave length then identify the correct option for Deep Water Waves.
(a) d > L/2
(b) L > d/2
(c) L < d/2
(d) d < L/2
Answer:

Option (a)

14.
Stevenson has developed an approximate relationship between wave height 'H' and fetch 'F'. This is expressed as _________.
(a) H = 0.43 F1/2
(b) F = 0.34 H1/2
(c) H = 0.34 F1/2
(d) F = 0.43 H1/2
Answer:

Option (c)

15.
In deep water, each particle of water on the wave surface describes a ______________.
(a) Triangle
(b) Square
(c) Circle
(d) None of the above
Answer:

Option (c)

16.
When the wave reaches shallow water where the depth is equal to about _____________ it will usually break.
(a) 1.52 H
(b) 1.25 H
(c) 2.51 H
(d) 2.15 H
Answer:

Option (b)

Showing 11 to 16 out of 16 Questions
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