Exam Question
(a) What is a right-handed and a left-handed propeller? (4)
(b) With the aid of simple sketches explain Rake, Skew and Pitch of the propeller. (6)
(c) What are the advantages and disadvantages of CPP? (6)
Class 4 (4th Engineer)
SC&S
📅 Feb 2024
Reference Answer
### (a) Right-handed and Left-handed Propellers
A propeller's 'handedness' refers to its direction of rotation when providing forward thrust, as viewed from the stern of the vessel looking forward towards the bow.
* **Right-handed (RH) Propeller:**
* A right-handed propeller rotates in a **clockwise** direction to produce forward thrust.
A propeller's 'handedness' refers to its direction of rotation when providing forward thrust, as viewed from the stern of the vessel looking forward towards the bow.
* **Right-handed (RH) Propeller:**
* A right-handed propeller rotates in a **clockwise** direction to produce forward thrust.
Full answer on MeoMock — surveyor-grade reference answers for 7,000+ written exam questions.
Prepare on Android — MeoMock on Google Play