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Q4. Sketch a semi balanced rudder showing:
(a) A detail of the hinges or pintles about which rudder turns (4)
(b) Details of the rudder carrier bearing, which supports the weight of the rudderstock and rudder (4)
(c) State advantages of semi balanced rudder over an unbalanced rudder (4)
(d) What acts as "rudder stops"? What is their purpose and at what angle from mid position would you expect the rudder stops to be set (4)
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