船员考试-英语8套海事局考卷-3#天津八套000.docVIP

1.After arrived at the port, if it is necessary to lift the piston out and inspect the M/E temporarily, the chief engineer should report the situation to the ____, and the operation could be performed only after having the approvement of relevant department. A. Ship survey bureau B. maritime safety C. company manager D. Captain 2.Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the ______ A. chief engineers office B. engine room control station C. wheelhouse control station D. captains office 3._____is provided for each generator with selector switch to feed the current in each phase. A. A voltmeter B. A frequency meter C. An ammeter D. A synchroscope 4.In order to reduce the chance of detentions ships should routinely verify the following except for _____. A. operation of the oily water separator able to be demonstrated. B. all Oil Record Book entries completed according to Marpol. C. cleaning all associated monitor, alarm and stopping device. D. operation of the oily water separator monitor able to be demonstrated. 5.If a crankcase explosion occurs in a diesel engine, you should stop the engine and _____ A. immediately open all crankcase relief ports B. increase crankcase exhauster speed to draw cool air into the engine C. allow the engine to cool naturally D. increase crankcase scavenge air to remove unburned gases 6.In a fixed displacement axial piston hydraulic motor, the speed is varied by _____ A. maintaining a constant flow and pressure input B. regulating the ratio between torque and speed via the torque limiter at the motor C. controlling the input flow rate D. directing the motor output flow through a bypass line 7.In an AC synchronous motor electric propulsion plant, propeller speed is controlled by varying the . A. prime mover speed B. number of energized main motor poles !!!!!!!!!!!!!!!!!!!!!! C. propulsion generator field strength D. electric coupling field