Chemical Tanker Competence

Management Level (Senior Officers).

This CES test evaluates the knowledge required for management-level deck officers on container vessels. It includes questions on cargo planning, container operations, ship stability, international regulations, and safety management. Ideal for Chief Officers, Masters, and senior deck officers preparing for higher responsibilities or management-level certification.

Питань 60

Час 59 min

Мова Англійська

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Питання 1

What type of dynamic forces may cause indent in plating on forecastle deck and main deck in way of pillars inside forecastle?

A Pressure forces caused by green water on deck.

B Forces created by waves on the forecastle.

C Slamming in way of flat bottom forward of light draught.

D Impact pressure forces in way of abrupt or flared bow.

Питання 2

How can the pressure be regulated during start up of a positive displacement pump such as a gear pump?

A Positive displacement pumps operate at constant pressure and cannot be regulated.

B Adjustment of the pressure relief valve to recirculate part of the flow.

C By throttling the discharge valve.

D By throttling the suction valve.

Питання 3

A 5V dc source has an internal impedance of 0.2 ohms. When a load of 2.3 ohms is applied what voltage will be measured at the source terminals?

A +/- 30° C.

B +/- 50° C.

C +/- 10° C.

D +/- 80° C.

Питання 4

Shortly after starting up a fuel oil purifier oil is seen to be trickling out of the sludge outlet. Which of the options given is the most likely cause of this problem?

A Damaged bowl seal.

B Excessive back pressure in the clean oil outlet.

C Insufficient seal water supplied during start up.

D Incorrect gravity disc fitted.

Питання 5

The image shows an indicator diagram taken from a diesel engine cylinder. Which of the following options is the action most likely to identify the fault.?

A Check if the fuel pump injection is too early, or fuel pump lead is too great, for that cylinder.

B Check the exhaust valve.

C Check if the fuel injection valve is partly blocked.

D Check that the fuel temperature and viscosity are correct.

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