Which one of the following signals is made at night by a lifesaving station to indicate "Landing here highly dangerous"?
A
Horizontal motion of a white light or flare
B
Vertical motion of a white light or flare
C
White star rocket
D
Vertical motion of a red light or flare
E
İlgili Sorular
Bilge keels are fitted on ships to __________.Your vessel measures 127 feet long by 17 feet in beam. If the natural rolling period at a draft of 7...You are treating a shipmate with a compound fracture of the lower arm. Which action should you take?If there are any changes in the crew in a foreign port, the changes will be made by __________.The radar control that reduces weak echoes out to a limited distance from the ship is the __________...