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1、1. Efficient bilge water treatment will contribute to the following except.A. minimizing the impact of ship propulsion on the marine environmentB. maximizing the heavy fines that ship operators can face for pumping oily water overboardC. reducing the need for waste disposal ashoreD. reducing the cos
2、t of waste disposal ashore2. According to MARINE LABOUR CONVERTION 2006, the employment, engagement at work of seafarers under the age of 18 shall be prohibited where the work.A. is began at 06 a.m.B. is likely to jeopardize their health or safetyC. is likely to harm other peoples lifeD. is proceedi
3、ng under bad weather3. When using a handheld hacksaw, you should apply pressure only on the forward stroke.A. only when cutting thin wall tubingB. only when cutting carbon steelC. only when cutting conduitD. at all times4. When exercising port state control, all possible efforts should be made to.A.
4、 make up the loss due to the inspectionB. carry out a more detailed inspectionC. avoid a ship being unduly detained or delayedD. take measures as told by the PSCO5. is used to drop and heave in the anchor through the hawse pipe, the anchor chain is stored in the chain locker.A. The windlassB. The an
5、chor winchC. The mooring winchD. The anchor winch or windlass6. The speed of a radial piston hydraulic motor is controlled by varying the.A. amount of cylinder block offset with respect to the rotorB. fluid flow rate discharged to the motorC. length of the motor piston stroke on the power cycleD. pi
6、ntle discharge rate to the suction side of the pump7. The lowest temperature at which fuel combustion becomes self-sustaining in the presence of a source of ignition, is defined as the.A. auto-ignition point B. flash pointC. burning temperature D. fire point8. The electronic governor actuator is a d
7、evice which moves the fuel linkage in response to a signal from the digital controller.A. mechanical B. hydraulic C. electricD. pneumatic9. Which of the following functions is NOT one of the functions of air conditioner?A. Refreshing the airB. Waking upC. Adjusting the air humidity D. Adjusting the
8、air temperature10. If sludge had packed between the bowl discs it may be necessary to stop the machine for of the bowl.A. self-cleaningB. manual cleaningC. automatic cleaning D. self or automatic cleaning11. Particulate matter (PM) is a complex mixture of inorganic and organic compounds resulting fr
9、om , partly unburned lube oil, thermal splitting of HC from fuel an lube oil, ash in the fuel and lube oil, sulphate and water.A. incomplete combustion B. over combustionC. purificationD. contamination12. Power is supplied through to larger auxiliaries at the voltage.A. circuit breakers, low B. circ
10、uit breakers, highC. exciters. lowD. exciters, high13. Unacceptably large quantities of impurities are left in the oil after the purifying process. Which cause is incorrect?A. The oil is insufficiently heated.B. The throughput is too high.C. The wrong type of gravity disc is fitted.D. The density of
11、 impurities is too large.14. The block has spaces to accommodate drive arrangement (chain or gear), a housing forthe camshaft and doors allowing access to the.A. camshaft / crankcaseB. crankshaft / camshaftC. crankshaft / crankcaseD. crankcase / crankshaft15. Diesel engines are remarkably simple in
12、principle and require little in way of although what little is required is essential to a long life.A. cleaning the lubricating oil filters and seeing that their strainer inserts are free from defects.B. the routing maintenance to the diesel engineC. the running hours of the diesel engine at full sp
13、eedD. the use of heavy fuel oils containing asphalt16. is used by the controller to adjust the fuel racks to return the engine speed to required.A. The rpm deviationB. The exhaust gas temperature deviationC. The vibration deviationD. The fuel racks position deviation17. The compound wound generator
14、has sets of field coils.A. one B. two C. three D. four18. When securing a flash-type evaporator for an extended period of time, you should .A. fill the unit with saltwaterB. fill the unit with de-scaling compoundC. completely drain the unitD. tightly seal the unit to exclude air19. The correct state
15、ment about the generators paralleling off operation is .A. push the paralleling off button directlyB. transfer the load and then perform the paralleling off operationC. push the paralleling off button when the power is nearly zeroD. do nothing but just wait for paralleling off20. Which of the follow
16、ing problems may be encountered by using an oil having a viscosity high than that specified for an operating hydraulic system?A. External seal leakageB. Hunting due to fast responseC. Hydraulic oil film breakdown D. Increased power consumption21. is not on the control panel of the emergency generator.A. voltage transformer
