Question 107General Subjects - Assistant Engineer

The correct answer is D) attached to the air ejector. The pipe identified by the letter "J" in the illustration MO-0110 is attached to the air ejector, which is used to remove air from the system. This is in accordance with the Coast Guard regulations and standard engineering practices for marine steam systems. The other answer choices are incorrect because: A) the pipe "J" is not directly connected to the feed water supply line, B) it is not attached to the outlet of the brine ejector, and C) it is not directly connected to the jacket water supply line. The pipe "J" specifically serves the air ejector, which is the correct answer based on the information provided in the illustration.