Question 29 of 30 pssr Exam

When fuel oil is being topped off during bunkering operations, the tank valve should be closed:

A A) Slowly to prevent surge stresses Correct
B B) To prevent gas from escaping through the pressure-vacuum relief valves
C C) After the shore pumps are stopped
D D) Rapidly to prevent overflow

Answer & Explanation

The correct answer is Option A: A) Slowly to prevent surge stresses.

This question is frequently asked in the DG Shipping exit exams for maritime courses. Practicing similar questions in the interactive simulator helps improve recall and exam success.