Related Questions

As compared to wall type breakwater, mound type breakwater
A Requires skilled labor
B Requires low maintenance cost
C Requires less material
D Results in less damage due to gradual failure
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
A Surf
B Clapotis
C Fetch
D Swell
If ‘Hs’ is the significant wave height, then the average wave height and highest wave height respectively are given by
A 0.6 Hs and 1.67 Hs
B 0.6 Hs and 1.87 Hs
C 1.27 Hs and 1.87 Hs
D 1.27 Hs and 1.67 Hs
For wave action in dams, the maximum height of freeboard is generally taken to be equal to (where hw is height of wave.)
A 0.5 hw
B 0.75 hw
C 1.25 hw
D 1.50 hw
According to ADB/World bank, the expected GDP growth rate of Bangladesh in the current fiscal year is expected to be close to :
A 9%
B 8%
C 7%
D 5%
An accounting approach, in which expected benefits exceed expected cost is classified as
A benefit approach
B cost approach
C cost-benefit approach
D accounting approach
An expected dividend yield is subtracted from an expected rate of return which is used to calculate
A specialized growth rate
B capital gains yield
C casual growth yield
D past growth rate
Budget which calculates expected revenues and expected costs, based on actual output quantity is named as
A flexible budget
B fixed budget
C variable budget
D multiplied budget
The significant wave height is defined is the average height of the
A one – third highest waves
B one – fourth highest waves
C one – fifth highest waves
D one – tenth highest waves
When a wave is incident from the more dense into a less dense medium at an angle equal to or exceeding the critical angle, the wave suffers total internal __________ .
A Reflection
B Refraction
C Transmission
D None of the above

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