网友您好, 请在下方输入框内输入要搜索的题目:
题目内容
(请给出正确答案)
单选题
The force exerted by a propeller which tends to throw the stern right or left is called().
A
slip
B
sidewise force
C
rotational force
D
thrust
参考答案
参考解析
解析:
暂无解析
更多 “单选题The force exerted by a propeller which tends to throw the stern right or left is called().A slipB sidewise forceC rotational forceD thrust” 相关考题
考题
The weight of something is another way of describing the amount of force exerted on () by gravity.
A.itB.themC.thatD.one
考题
In Trial 9, the electrical force exerted by Sphere Y on Sphere X and the electrical force exerted by Sphere X on Sphere Y were exerted in which direction(s)?A.east; eastB.east; westC.west; westD.west; east
考题
Which one of the following elements of culture tends to resist change and adaptation?()
A.DressingB.LanguageC.ValuesD.Habits
考题
The force exerted by a propeller which tends to throw the stern right or left is called ______.A.slipB.sidewise forceC.rotational forceD.thrust
考题
On a vessel with a single propeller,transverse force has the most effect on the vessel when the engine is put ______.A.full aheadB.full asternC.half aheadD.slow astern
考题
Which the statement is true?()A、 The Error class is a Runtime Exception.B、 No exceptions are subclasses of Error.C、 Any statement that may throw an Error must be enclosed in a try block.D、 any statement that may throw an Exception must be enclosed in a try block.E、 Any statement that may throw an Runtime Exception must be enclosed in a try block.
考题
Which four types of objects can be thrown using the throw statement?()A、 ErrorB、 EventC、 ObjectD、 ExceptionE、 ThrowableF、 RuntimeException
考题
Which four types of object can be thrown using the throw statement?()A、 ErrorB、 EventC、 ObjectD、 ExceptionE、 ThrowableF、 Runtime Exception
考题
单选题A(n) () is a mechanical attack on the metal surface which may be due to a disturbance in the flow of the water over the blade of the propeller.A
erosionB
corrosionC
pittingD
dezincification
考题
单选题Which expression has the different meaning from entry into force ? “entry into force” means is().A
coming into effectB
moving to full effectC
being based on forceD
coming into force
考题
单选题0n a single-screw vessel the stern frame().A
furnishes support to the rudder, propeller shaft, and transom frameB
provides foundations for after mooring winchesC
provides foundation for the main propulaion enginesD
transfers the driving force of the propller to the hull
考题
单选题On a single-screw vessel the stern frame().A
furnishes support to the rudder,propeller shaft,and transom frameB
provides foundations for after mooring winchesC
provides foundations for the main propulsion enginesD
transfers the driving force of the propeller to the hull
考题
单选题Which the statement is true?()A
The Error class is a Runtime Exception.B
No exceptions are subclasses of Error.C
Any statement that may throw an Error must be enclosed in a try block.D
any statement that may throw an Exception must be enclosed in a try block.E
Any statement that may throw an Runtime Exception must be enclosed in a try block.
考题
单选题A single-screw vessel going ahead tends to turn more rapidly to port because of propeller().A
discharge currentB
suction currentC
sidewise forceD
thrust
考题
单选题When the opening pressure of a diesel engine fuel injector is greater than that specified by the engine manufacturer, which of the following problems can be expected?()A
Quantity of fuel injected tends to be decreasedB
Quantity of fuel injected will always be increasedC
Start of injection tends to be advancedD
Duration of injection will always greater
考题
单选题Sidewise force of the propeller tends to throw a vessel’s stern to the right or left,depending on rotation. This force is caused by().A
back current from the rudderB
greater pressure on the right or left side of the propeller,depending on rotationC
lower pressure on the right or left side of the propeller,depending on rotationD
torque from the velocity and angle at which the surrounding water impinges upon the propeller blades
考题
单选题The internal force of a material, which tends to resist deformation when subjected to external forces, is known as ().A
stressB
strainC
shear strengthD
ultimate tensile strength
考题
单选题The two factors which make underwater hull repair difficult are accessibility and the().A
availability of toolsB
shape of the hullC
pressure exerted by the waterD
threat of progressive flooding
考题
单选题The greatest directive force is exerted on the magnetic compass when the().A
needles are nearly in line with the meridianB
vessel is near the magnetic polesC
variation is near zeroD
vessel is near the magnetic equator
考题
单选题Which characteristic is a disadvantage of a controllable- pitch propeller as compared to a fixed-pitch propeller? ()A
Slightly higher fuel consumptionB
Lack of directional control when backingC
Inefficient at high shaft RPMD
Some unusual handling characteristics
考题
多选题Which four types of object can be thrown using the throw statement?()AErrorBEventCObjectDExceptionEThrowableFRuntime Exception
考题
单选题By which of the following means is force efficiently provided to vary the pitch of the blades on a modem controllable pitch propeller?()A
HydraulicB
MechanicalC
PneumaticD
Electrical
考题
单选题Which of the devices listed is common to all types of pumps?()A
A power end and fluid endB
A propeller and educatorC
A volute and impellerD
A turbine and piston
考题
多选题Which four can be thrown using the throw statement?()AErrorBEventCObjectDThrowableEExceptionFRuntimeException
考题
单选题A substance found in residual fuels which tends to cause exhaust valve corrosion and grooving, is()A
carbonB
vanadiumC
calciumD
hydrogen
考题
多选题Which four types of objects can be thrown using the throw statement?()AErrorBEventCObjectDExceptionEThrowableFRuntimeException
考题
单选题On a vessel with a single propeller,transverse force has the most effect on the vessel when the engine is put().A
full aheadB
full asternC
half aheadD
slow astern
热门标签
最新试卷