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[主观题]

With reference to a two-ram actuating mechanism, which one of the following statement is F

ALSE?

A.The rams work inside cylinders.

B.The cylinders have glands sealing their open ends.

C.The rams are connected to a cross-head

D.The cross-head is mounted on the rudder stock

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更多“With reference to a two-ram ac…”相关的问题

第1题

While inspecting the steering system at sea, you should check for

A.air bubbles in the sight glass

B.any leaks in the system

C.over-travel in the rudder angle indicator

D.lost motion in the rams

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第2题

An additive used to improve the ability of a lube oil to reduce friction is known as a/an

A.suppressant additive

B.dispersant additive

C.extreme pressure additive

D.viscosity improver additive

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第3题

If you install a new hydraulic hose in a hydraulic system, the hose must be long enough to allow for contraction to prevent

A.failure of the hydraulic hose

B.excessive flow through the line

C.friction in other areas of the hydraulic system

D.overheating of the hydraulic fluid

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第4题

The output voltage of a 440 volt, 60 hertz, AC generator is controlled by the

A.prime mover speed

B.exciter output voltage

C.load on the alternator

D.number of poles

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