LPG Tanker Deck Competence

Support Level (Deck Crew).

Entry-level CES test for seafarers working on LPG tankers. Covers basic principles of electrical safety, emergency power, instrumentation, control systems, and GMDSS operations. Designed to evaluate technical awareness and safe working practices at the support level.

Питань 60

Час 59 min

Мова Англійська

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Питання 1

A ship’s 3-phase AC system has 440 V and 220 V sections. A single short-circuit to earth on a 220 V line will cause which earth lamp (test mode) indications?

A In 440 V section: One lamp dim. In 220 V section: One lamp dim.

B In 440 V section: all lamps equally bright. In 220 V section: Two lamps bright one lamp dark.

C In 440 V section: All lamps equally bright. In 220 V section: One lamp dim.

D In 440 section: All lamps equally bright. In 220 section: All lamps dark.

Питання 2

In a 4-bit binary code, what step number does "1011" represent?

A 11.

B 8.

C 10.

D 12.

Питання 3

Why is it important that a transmitter has been correctly installed at the correct location?

A It must be easy to observe for troubleshooting.

B The control system is depending on the best possible process signal.

C Can be installed anywhere in the piping system.

D It is important to have easy access to the transmitter for maintenance.

Питання 4

When unloading a generator, it is necessary to gradually decrease the load in order to avoid:

A Undue overspeeding/minimise stress and wear of the unit.

B Undue overload on the switchboard.

C Undue temperature rise.

D Undue overcurrent.

Питання 5

Which electronic component does this graphical symbol represent?

A Capacitor.

B Resistance.

C Temperature sensor.

D Transformer.

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