Free USCG General Engineering Questions and Answers

Question 1

The sizing of tubing is ____.

Accepted Answer

nominal outside diameter

Answer

cross-section area

Answer

allowed working pressure

Answer

nominal inside diameter

Question 2

When a refrigeration compressor is short cycled, ______ is meant.

Accepted Answer

frequently starting and sopping

Answer

frequently grounding out

Answer

running too slow

Answer

running too fast

Question 3

The normal usage of the emergency bilge suction valve is ____.

Accepted Answer

if the bilges become flooded and they can not be emptied by any other means

Answer

to inject cleaning additives when the bilges are extremely dirty

Answer

when the main condenser becomes fouled, in order to provide additional cooling water circulation

Answer

to connect the rose box to the independent bilge suction

Question 4

The general by-products of oxidation caused by hydraulic il water contamination are ____.

Accepted Answer

gums, varnishes, and acids

Answer

harmless and have no effect on system components

Answer

removed by cellulose type filters

Answer

always neutralized by oil additives

Question 5

The _____ must contain a list of the kinds and strengths of steels utilized on a MODU.

Accepted Answer

Construction portfolio

Answer

builder's documentation

Answer

Certificate of Inspection

Answer

general plans

Question 6

Which of the following fittings has to be used when installing pipework so that the pump can be removed for maintenance?

Accepted Answer

Union

Answer

Coupling

Answer

Nipple

Answer

Quick disconnect

Question 7

On a MODU, a continuous waterproof bulkhead can also be a _____.

Accepted Answer

structural bulkhead

Answer

centerline bulkhead

Answer

exterior bulkhead

Answer

centerline bulkhead

Question 8

Which of the following best describes a striker or double plate's function?

Accepted Answer

Provides landing surface for the sounding bob of a tank sounding tap

Answer

Prevents valve seem over travel

Answer

Provides a surface for the application of force, or the installation of machinery

Answer

Absorbs machinery vibration

Question 9

In the case of a flash type evaporator, a high reading at a salinity cell situated in the loop seal between two stages would suggest ____.

Accepted Answer

carryover in the first-stage

Answer

chill shocking is necessary to remove scale

Answer

leakage at the second-stage condenser

Answer

faulty operation of the brine overboard pump

Question 10

In terms of MODU construction, the quarters' bulkheads are typically ___.

Accepted Answer

non-structural

Answer

continuous

Answer

watertight

Answer

structural