Question 3481Deck General70% to pass
In a storm, the leeward lines of a MODU's mooring system will _______________.
AI Explanation
The correct answer is A) pull the unit in the same direction that the weather is pushing it.
In a storm, the leeward lines (lines on the downwind side) of a MODU's (Mobile Offshore Drilling Unit) mooring system will pull the unit in the same direction that the weather is pushing it. This is because the forces acting on the leeward lines from the wind and waves will be in the same direction, causing the unit to be pulled towards the leeward side.
The other options are incorrect because: B) is the opposite of the correct answer, C) refers to the unit's stability rather than the direction of motion, and D) is incorrect as the mooring system will not necessarily keep the unit in its original location during a storm.
Related Questions
#3479 The emergency power system for the DEEP DRILLER should be placed in operation when the weather forecast predicts winds greater than 90 knots and when _______________.#3480 The DEEP DRILLER is anchoring in 600 feet of water. In the absence of environmental forces, the mooring lines should be adjusted to _______________.#3482 During a storm, the mooring line on a MODU should be long enough so that the angle between the anchor shank and the ocean floor is _______________. #3483 The DEEP DRILLER is loaded as shown in the Sample Load Form #1 (Transit). Severe motion makes it necessary to ballast down to survival draft. It is decided to check stability at the intermediate draft of 32 feet. If the added ballast has an average VCG of 9.03 feet, and the sum of free surface moments is 56,244 foot-tons, what is the new GML? #3484 The time required to ballast the DEEP DRILLER to survival draft, when threatened with heavy weather, while under tow, is about _______________.