Engine Department Competence

Basic Knowledge for Marine Engine

A comprehensive test of essential marine engineering knowledge. Ideal for engine cadets, motormen, and junior engineers. Covers diesel engines, auxiliaries, pumps, MARPOL, safety systems, automation, and watchkeeping.

Questions 18

Time Limit 9 min

Language English

Sample Questions

Here are some example questions from this quiz. Download the GYRO app to take the full test.

Question 1

What is the normal cooling medium for main engine lube oil?

A Fresh water.

B Sea water.

C Air.

D Fuel oil.

Question 2

What does the term OIL mean, as used in the Oil Pollution Regulations?

A All of the mentioned.

B Fuel oil.

C Oil refuse.

D Sludge.

Question 3

What does the term “flashback” relate to in oxy-acetylene welding?

A Flame burning back into the hose.

B Increased gas pressure.

C Proper torch setting.

D Bright flame.

Question 4

What is the function of the salinometer in a freshwater generator?

A To measure salt content in produced water.

B To regulate water temperature.

C To clean the condenser.

D To circulate brine.

Question 5

What is the job of a pressure relief valve on air compressor?

A To release excess pressure to prevent damage.

B To increase air pressure.

C To circulate oil.

D To inject coolant.

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