A three-blade propeller of a diameter of 1.5 m has a rotational speed is 60 Hz, the activity factor AF is 200 and its static torque coefficient is 0.05. The propeller's integrated lift coefficient is 0.3.

A three-blade propeller of a diameter of 1.5 m has a rotational speed is 60 Hz, the activity factor AF is 200 and its static torque coefficient is 0.05. The propeller's integrated lift coefficient is 0.3.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

A three-blade propeller of a diameter of 1.5 m has a rotational speed is 60 Hz, the activity
factor AF is 200 and its static torque coefficient is 0.05. The propeller's integrated lift
coefficient is 0.3.

d) If the aircraft's lift to drag ratio is 10:1, calculate the requited thrust to weight ratio in order
to active a climb rate that is 8% of the flight speed.

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