BECC Mod 6 | 96 Questions with 100% correct Answers | Verified 2023
Jet - Which pump uses a high velocity jet of seawater to lower the pressure in the chamber around the converging nozzle? False - (TRUE/FALSE) A fixed volume of fluid is discharged by an eductor regardless of head pressure. Helical tube - Which type of heat exchanger has one or more coils of tubing installed inside a shell? Cross flow type - Which type of heat exchanger uses one fluid flow at right angles (90°) with the other fluid? C - The gear that is widely used in the main reduction gear E - The gear that is used to transform rotary motion to linear motion? B - Which is a worm gear? Syntron - The rubber-lip-type seal assembly is know as....... seals. Line shaft bearings - The shafts radial alignment, within the hull of the ship, is maintained by the ........ Second reduction gear - Which gear is known as the Bull Gear? First reduction pinion - The high speed flexible coupling is used to couple turbines to the ...... E - Which is a needle bearing?A - Which bearing absorbs the axial movement of the propulsion shaft? B - Which is lined with babbit material? A.Tank gauge, tank table, sounding tape - What 3 items are used to measure fuel oil in tanks? Indirect reading sight glass - What type of reading sight glass uses a vertical pipe with a magnetic float that rides on the surface of the fuel oil?
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