Can there possibly be two officers of the same rank serving on the same vessel? And if so who is in charge? (I.e two lieutenant junior grade officers on the same ship)

Question

Can there possibly be two officers of the same rank serving on the same vessel? And if so who is in charge? (I.e two lieutenant junior grade officers on the same ship)

In: Other

Answer 1

The captain of the vessel is in-charge.

You can have a thousand lieutenants, but they answer to the captain, not to each other.