5. What kind of action should be done before operating any centrifugal pump?
(A) See pump glands
(B) Check lubrication
(C) Filling liquid for case
(D) Open the connection between pump and motor
5. The ratio of cylinder volume to clearance volume is the ________ .
(A) stroke to bore ratio
(B) air fuel ratio
(C) compression ratio
(D) volume to bore ratio
19. The strainers should be installed with ______________ that provide the pre-warning of the
necessity for cleaning the strainer.
(A) thermometers
(B) level indicators
(C) pressure drop indicators
(D) flow meters
20. The main function of equipment is adjusting pressure, temperature and flow of fluid. What
equipment is above description?
(A) Relief valve
(B) Regulating valve
(C) Reducing valve
(D) Needle valve
5. Which one is used as a Scavenge Space Protection Devices to be adopted on Main
Engine.
(A) Temperature Control Valve.
(B) Electrical temperature sensing device fitted within the trunking.
(C) Scavenging air valve.
(D) Scavenging space drain valve.
13. The _______ could utilize further recovered heat from exhaust gas until the exhaust
temperature reaches the limit of cold-end corrosion.
(A) economizer
(B) evaporator
(C) condenser
(D) turbo-charger
17. If he had properly worn the protective glasses, he _______ his eyes.
(A) could have prevented water from entering
(B) might be preventing water go in
(C) could prevent water go into
(D) could prevent water go to
30. Which component of diesel engine could sustain the reciprocating forces at each cylinder
that act on the axis of cylinder?
(A) Crankshaft
(B) Turbocharger
(C) Fuel injection pump
(D) Fuel injector
32. To ensure good combustion in diesel engine and reduce wear and corrosion in engine
and in turbine, it may be necessary to remove certain impurities from fuel oil and lubricating oil.
What equipment is above description?
(A) Intercooler
(B) Propeller
(C) Purifier
(D) Heat exchanger
4. Are you _________ after off duty ? I am going to a play with O.S. Lee and Bosun. Would
you like to join us?
(A) do something
(B) do nothing
(C) doing
(D) doing anything
8. 主機安全裝置功能測試發現一切正常之英文為________ of Main Engine safety device
examined and found all in good order.其空格為下列何者?
(A) Calibration
(B) Adjustment
(C) Function
(D) Goal