Governor & Overspeed Control (Set 1)


Multiple Choice Questions


1. Diesel engines driving alternators operating in parallel must maintain a set frequency regardless of load changes. The governor characteristic used to accomplish this is known as _____________.




2. Increasing the load on an engine equipped with a constant speed mechanical governor, will cause the engine speed to initially _______________.




3. How is the diesel engine operating RPM affected when a "ZERO DROOP" setting is selected on the governor?




4. If the main propulsion diesel engine governor works irregularly with a jerking motion, a possible cause can be _______.




5. On a diesel engine equipped with an isochronous governor, if the "speed droop" control is reduced to the "zero" setting, the engine _______________.




6. The required amount in the change of speed necessary before a governor will make a corrective movement is known as ____________.




7. Air bubbles in a hydraulic governor can cause ___________.




8. Which of the listed governor operating characteristics is considered to be isochronous?




9. Governor hunting is caused by _____________.




10. A continuous fluctuation of the speed, due to overcontrol by the governor, is known as ______________.