BECC Mod 6 Review Exam questions and answers

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