Bissoy.com
Doctors Medicines MCQs Q&A

What is the old thumb rule to design a propeller?

What is the old thumb rule to design a propeller? Correct Answer Keep it as long as possible

‘Keep it as long as possible’ is old thumb rule for propeller. However, the length of the propeller is limited by the tip speed. Propeller tip speed should be below sonic speed.

Related Questions

Let’s consider a propeller aircraft propeller diameter of 24 feet then, what would be the minimum value of clearance that is required for safe operation of propeller typically?
Determine thrust of propeller if propeller efficiency is 85%. Propeller is assumed to be operated with 1200 bhp and 350ft/s of velocity.
Choose the set of figures which follows the given rule.
Rule: As the circle decreases in size, its sectors increase in number.
Rule Detection mcq question image
Choose the set of figures which follows the given rule.
Rule: Closed figures become more and more open and open figures become more and more closed.
Rule Detection mcq question image
Choose the set of figures which follows the given rule.
Rule: The series becomes simpler as it proceeds.
Rule Detection mcq question image
Choose the set of figures which follows the given rule.
Rule: The series becomes complex as it proceeds.
Rule Detection mcq question image
Choose the set of figures which follows the given rule.
Rule: Closed figure becomes more and more open.
Rule Detection mcq question image
Choose the set of figures which follows the given rule.
Rule: Closed figures become more and more open and open figures become more and more closed.
Rule Detection mcq question image
Choose the set of figures which follows the given rule.
Rule: Closed figures become more and more open and open figures become more and more closed.
Rule Detection mcq question image
Choose the set of figures which follows the given rule.
Rule: The series becomes complex as it proceeds.
Rule Detection mcq question image