Exam Question
With reference to ships rudder plate:
(a) Why a breached hollow rudder can add to fuel costs? (6)
(b) Why excessive pintle clearance should not be tolerated? (5)
(c) Why fitted bolts are used in connecting upper and lower stocks? (5)
Class 2 (2nd Engineer)
SC&S
📅 Jun 2025
Reference Answer
Ship’s Rudder – Effects of Defects and Design Features
(a) Why a Breached Hollow Rudder Can Add to Fuel Costs
A hollow rudder is designed to provide buoyancy at the stern of the ship.
When the rudder is breached, sea water enters the hollow space , resulting in loss of buoyancy .
(a) Why a Breached Hollow Rudder Can Add to Fuel Costs
A hollow rudder is designed to provide buoyancy at the stern of the ship.
When the rudder is breached, sea water enters the hollow space , resulting in loss of buoyancy .
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