更多"The effects of free surface on init"的相关试题:
[单项选择]The effect of free surface on initial stability depends upon（）.
A. the amount of liquid in the compartment
B. the dimensions of the liquid surface and the vessel's displacement
C. only the length of the compartment
D. the vertical position of the liquid in the vessel
[单项选择]The effects of free surface on a vessel’s initial stability do NOT depend upon the（）.
A. volume of displacement of the vessel
B. dimensions of the surface of the liquid
C. amount of liquid in slack tanks
D. specific gravity of the liquid in the tank
[单项选择]The correction to KG for longitudinal free surface effects for a vessel can be found by dividing the vessel’s displacement into the（）.
A. transverse free surface correction for the vessel
B. sum of the vertical moments of the vessel
C. sum of the longitudinal free surface moments of the vessel
D. longitudinal centerline of the vessel
[单项选择]To calculate the free surface correction，it is necessary to divide the free-surface moments by the（）.
A. total weight of liquid loads
B. total displacement
C. lightweight
D. deadweight
[单项选择]Which variable factor affects the initial lashing requirements aboard Ro-Ro vessels? （）
A. Age of vehicle or cargo unit
B. Size and weight of vehicle/cargo unit
C. Reputation of shipper concerning condition of cargo
D. Air pressure in the vehicles tires
[单项选择]Abnormal crankpin bearing and piston skirt surface wear indicate（）
A. a restricted air intake
B. a clogged connecting rod oil passage
C. incorrect connecting rod alignment
D. high cylinder firing temperatures
[单项选择]Grinding to eliminate shallow surface defects should be done（）.
A. parallel to the longitudinal direction of the chain
B. perpendicular to the direction of the anchor chain
C. diagonally across the link of the anchor chain
D. around the circumference of the chain link
[单项选择]A floating ship with an initial negative metacentric height（）.
A. will capsize
B. will incline further
C. may lie at an angle of loll
D. may be initially level
[单项选择]Initial stability is indicated by（）.
A. GM
B. KM
C. deck load
D. maximum allowed KG
[单项选择]Initial stability refers to stability（）.
A. at small angles of inclination
B. when loaded with minimum deck load
C. when at transit draft
D. when GZ is zero
[单项选择]The difference between the initial trim and the trim after loading is known as（）.
A. trim
B. change of trim
C. final trim
D. change of draft
[单项选择]The initial voltage of self-excitation generator set up by（）
A. residual magnetism
B. voltage regulator
C. electrical current for excitation
D. the other running generator
[单项选择]The Coordinator Surface Search in a SAR situation should display by day（）.
A. the code flags FR
B. a black ball over a black diamond shape
C. code flag Quebec over a black ball
D. two black diamond shapes in a vertical line
[单项选择]Snow has obliterated surface features and the sky is covered with uniform，altostratus clouds. There are no shadows and the horizon has disappeared. What is this condition called? （）
A. Ice blink
B. Whiteout
C. Water sky
D. Aurora reflection
[单项选择]Which of the listed cylinder liner surface conditions indicates proper lubrication?（）
A. Dull black appearance
B. Bright appearance
C. Thin layer of lacquer
D. Thick oily film
[单项选择]Surface irregularities, such as erosion and pitting on injection pump plungers, will（）
A. increase ignition delay
B. affect fuel oil metering
C. affect engine performance at low speed
D. only disappear due to fuel oil abrasion
[单项选择]Coalescence is the breakdown of surface tension between oil droplets in an oil/water mixture, which causes them to join and （） in size.
A. expand
B. extract
C. increase
D. decrease
