6. What entries in general, should be timely made in the engine log book?
(A) All the events encountered during the duty watch.
(B) Work being done on last voyage.
(C) Job order on next calling port.
(D) Time of next overhaul of Main Engine.
23. Which type of valve should be installed where an undesired reversal of flow is restricted on the
piping line?
(A) Sluice valve
(B) Needle valve
(C) Check valve
(D) Globe stop valve
32. Which efficiency is the ratio of the brake mean effective pressure to the indicated mean
effective pressure?
(A) overall efficiency
(B) isentropic efficiency
(C) mechanical efficiency
(D) thermal efficiency
4. _________ is an important part of daily routines to record what is happening inside the ship.
(A) Log-Book
(B) Voyage Log
(C) Oil Record Book
(D) Waste Record Book
23. Only chief engineer is responsible for maintain the _____.
(A) Sea Log
(B) Repair List
(C) Engine Room Log Book
(D) Chief Engineer Night Order Book
36. What are the documents to be examined by the on-board port state control officer?①Tonnage
certificate ②Shipboard oil pollution emergency plan ③Oil record book ④Financial report
(A) ①②③
(B) ②③④
(C) ①③④
(D) ①②④