BECC mod 7/8 part 1 Test Questions with Correct Answers

BECC mod 7/8 part 1 Test Questions with Correct Answers


Question 1:
moves any substance that flows or that can be made to flow
Answer:
pumps



Question 2:
the rotating impeller throws the liquid against the casing using centrifugal force
Answer:
centrifugal pumps



Question 3:
installed in the discharge line to prevent a reverse flow
Answer:
check valves



Question 4:
a bypass line that carries fluid from the pump discharge back to the suction supply to prevent
overheating/ air bound
Answer:
recirculation line



Question 5:
what are wearing rings
Answer:
-protects the pump casing and the impeller



Question 6:
-stationary replaceable rings that protect the casing at a running fit a device located in the
pump stuffing box
Answer:

, mechanical seal



Question 7:
what is the purpose of rotary pumps
Answer:
moves fuel and other viscous (thick, fuel/oil) liquids. designed to operate at relatively slow
speeds



Question 8:
what are the two spur gears inside the gear driven pump called
Answer:
driving and driven gearwhich pump uses a high velocity of seawater to lower the pressure in
the chamber around the



Question 9:
what are the two spur gears inside the gear driven pump called
Answer:
driving and driven gear



Question 10:
which pump uses a high velocity of seawater to lower the pressure in the chamber around the
converging nozzle
Answer:
jet pump



Question 11:
how much water can be discharged within 50 miles of land
Answer:
15 ppm (parts per million)



Question 12:
what is the purpose of OWS (oil/water separator)