On a medium-speed main propulsion diesel engine, the crank-pin or crank journal bearings receive lubricating oil from （）.

On a medium-speed main propulsion diesel engine, the crank-pin or crank journalb

[单选题]On a turbo-charged, medium-speed diesel engine, which of the following problems is an indication of a restricted air intake passage?（）A . Engine is hard to startB . Engine missesC . Surges at governed RPMD . Coolant temperature is too low

[单选题]On a medium-speed main propulsion diesel engine, the crank-pin or crank journalbearings receive lubricating oil from( ).A．a spindle lubricatorB．an oil jetC．internal splashingD．drilled passages in the crankshaft

Cylinder lubrication oil for low speed main propulsion diesel engines is admitte

[单选题]In a main propulsion turbocharged diesel engine, the speed of the turbocharger varies according to the _____.A．governor droopB．speeder spring tensionC．fuel rack lagD．load on the engine

Most large, low-speed, main propulsion diesel engines use duplex lube oil strain

[单选题]Pistons of marine medium speed diesel engines may be made of （） in order to keep the weight down for balancing purpose at high speed.A . leadB . forged steelC . alloy steelD . aluminum alloy

[单选题]The main propulsion diesel engine jacket water temperature rises above normal, with the raw sea suction and the expansion tank water level being normal. Which of the following problems is most likely the cause?A．Faulty thermostatic bypass valveB．Erod

[单选题]The main propulsion diesel continues running after you try to shut down. You should now attempt to .A．stop the fuel oil booster pumpB．engage the jacking gearC．secure the lube oil pumpD．shut off the fuel at the settling tank

[单选题]Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.A . wheelhouse control stationB . engine room control stationC . captains officeD . chief engineers office