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To operate a centrifugal fire pump at reduced capacity, you should _____.

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Absence, substantial deterioration or failure of proper operation of the cargo deckarea fire protection on tanker  Absence, non-compliance or serious deterioration of lights, shapes or sound signal  Absence or failure of proper operation of the radio equipment for distress and safetycommunication  Absence in a watch of a person qualified to operate equipment essential to safenavigation, safety radio communications or the prevention of marine pollution  
pilot valve oil pressure  speeder spring force  compensation needle valve clearance  centrifugal force on the flyweights  
insulate your shoes  ground the fire hose  secure its power supply  start the fire pump  
centrifugal pump is cheaper than reciprocating pump  the size of centrifugal pump with same capacity is smaller than that of reciprocatingpump  centrifugal pump makes maintenance easier than reciprocating pump does  all of the above  
diameter of the discharge piping, with all other factors remaining the same  diameter of the suction piping, with all other factors remaining the same  width of the impeller only  diameter of the impeller  
motor overload will open  relief valve will open  pump will overheat  motor will overheat  
Hydraulic oil pressure  Servomotor action  Flyweight centrifugal force  Relay motion  
Single stage or multistage  High pressure or low pressure  Open or close coupled  Horizontal or vertical  
discharge side of the centrifugal pump  suction side of the centrifugal pump  the lowest point of the cooling water system  inlet of the main engine  
have a greater head capacity  operate with increased impeller efficiency  discharge through the suction side of the pump casing  require more power to run the shaft  
a centrifugal fan  a direct expansion cooler  a hermetic compressor  a centrifugal pump  
Oil is discharged from the impeller through the outlet  Gravity causes the oil to flow toward the discharge  The self-priming feature of the centrifugal pump enables it to draw its own suctionas it starts  The discharge capacity varies directly with the speed of the impeller  
centrifugal force rotates the ball-head  flyweight centrifugal force is balanced by spring force  flyweight centrifugal force is balanced by hydraulic pressure  speeder spring alone actuates the fuel control rod  
Centrifugal  Reciprocating  Gear  Rotary  
Contamination of the lube oil by emulsification will result  The lube oil will not be subjected to the proper centrifugal force  The lube oil will overheat and flash  Oil will discharge from the heavy phase discharge port and be wasted  
fire  maneuver  operate  shoot  

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