Which characteristic is a disadvantage of a...

Question 1 / 2066636ee728f7522a1c5176af

Question 1 of 2066636ee728f7522a1c5176af

Which characteristic is a disadvantage of a controllable- pitch propeller as compared to a fixed-pitch propeller?

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Question 1 of 20

66636ee728f7522a1c5176af

Which characteristic is a disadvantage of a controllable- pitch propeller as compared to a fixed-pitch propeller?

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🔍 Key Concepts

• Controllable-pitch propeller (CPP) vs fixed-pitch propeller (FPP): mechanical complexity and operating flexibility • How propeller pitch affects maneuverability, fuel economy, and handling characteristics • Typical advantages and disadvantages listed for CPPs in standard marine engineering references

💭 Think About

• Think about what a controllable-pitch propeller is specifically designed to improve compared with a fixed-pitch propeller. Which options actually sound like benefits rather than drawbacks? • Consider which choice most likely results from the added mechanical complexity and variable blade angle of a CPP compared to the simplicity of a solid, fixed-pitch propeller. • Ask yourself: which of these problems would you expect more from a simple, non-adjustable system, and which could arise from a more sophisticated, adjustable system?

✅ Before You Answer

• Eliminate any option that clearly describes a typical advantage of CPPs (for example, better control when going astern). • Consider whether fuel consumption is generally improved or worsened when you can match pitch to engine loading and operating conditions. • Focus on any answer that mentions handling characteristics or behavior that might feel different to a watch officer used to a fixed-pitch propeller.

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Question 1 of 20

Which characteristic is a disadvantage of a controllable- pitch propeller as compared to a fixed-pitch propeller?

Lack of directional control when backing

Slightly higher fuel consumption

Some unusual handling characteristics

Inefficient at high shaft RPM

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Question 1 / 2066636ee728f7522a1c5176af

Question 1 of 2066636ee728f7522a1c5176af

Which characteristic is a disadvantage of a controllable- pitch propeller as compared to a fixed-pitch propeller?

Back

Question 1 of 20

66636ee728f7522a1c5176af

Which characteristic is a disadvantage of a controllable- pitch propeller as compared to a fixed-pitch propeller?

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

💭 Think About

✅ Before You Answer

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed