CHIEF ENGINEER Unit 19 Q2

1 / 10

Which safety feature should be maintained on power-operated watertight doors to avoid accidents?

A) Alarm systems indicating door movement

D) Indicator lights disabled to reduce energy use

C) Speed controls set to the maximum setting

B) Permanent locks to prevent closure

2 / 10

Why is regular testing of power-operated watertight doors important?

D) To allow unauthorized personnel to test the system

A) To increase the speed of the doors

B) To ensure they function reliably in emergencies

C) To disable the door alarms for quieter operation

3 / 10

What is a necessary precaution when operating power-operated watertight doors?

D) Disabling door alarms for noise reduction

A) Ensuring doors are always left open during operation

B) Only allowing trained personnel to operate the doors

C) Operating doors at maximum speed for efficiency

4 / 10

What should be done before closing power-operated watertight doors?

C) Increase the closing speed for quick operation

D) Ensure the doors are fully opened before proceeding

A) Check that the space is clear and no personnel are in the way

B) Disable any alarm systems

5 / 10

How do watertight bulkheads contribute to the vessel's stability?

A) By creating barriers that prevent weight imbalance

D) By enhancing the speed in rough seas

B) By reducing the need for ballast

C) By increasing the vessel's draft

6 / 10

Which of the following best describes an additional purpose of watertight bulkheads related to structural strength?

B) They reduce the drag of the vessel in water

D) They increase the vessel’s speed

C) They provide transverse support to strengthen the hull

A) They increase the vessel’s buoyancy

7 / 10

What is one primary function of watertight bulkheads on a vessel?

C) To increase speed through water

D) To enhance aesthetic appearance

A) To reduce the overall weight of the vessel

B) To provide compartments that prevent flooding from spreading

8 / 10

What is one key reason for training all crew on power-operated watertight door operation?

C) To reduce the risk of accidents and ensure safe operation

B) To ensure only specific crew members use the doors

A) To increase the speed of operation

D) To minimize energy usage

9 / 10

Why are watertight bulkheads important for safety in case of hull damage?

B) They help limit flooding to affected compartments

D) They increase the cargo carrying capacity

A) They allow water to flow freely throughout the vessel

C) They improve ventilation in cargo holds

10 / 10

Which of the following is essential to prevent accidents with power-operated watertight doors?

C) Lock the doors permanently closed

B) Post clear operating instructions near each door

A) Avoid using emergency stops

D) Operate the doors frequently to prevent them from jamming

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