Q9. Use of Controllable Pitch Propellers (CPP) is on the increase for main propulsion.
What advantages this has over fixed pitch propellers. Discuss the principles involved in CPP propulsion naming important components of hydraulically operated system. What fail safe & alarm systems are provided. (16)
Q6. a) With a simple sketch of a fixed pitch propeller explain Rake, Leading and Trailing edge. (10)
b) What are the advantages and disadvantages of a Controllable Pitch Propeller. (6)
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