A helicopter blade spins at exactly 130 revolutions per minute. Its tip is 7 m from the center of rotation. Hint: What is the shape of the path described by the helicopter blade? How do you find the length of this path? (a) What is the total distance traveled by the tip per minute? Distance: m (b) What is the average speed of the tip of the blade? Average speed: m/s (c) What is the average velocity over one revolution? Average velocity: m/s
A helicopter blade spins at exactly 130 revolutions per minute. Its tip is 7 m from the center of rotation. Hint: What is the shape of the path described by the helicopter blade? How do you find the length of this path? (a) What is the total distance traveled by the tip per minute? Distance: m (b) What is the average speed of the tip of the blade? Average speed: m/s (c) What is the average velocity over one revolution? Average velocity: m/s
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter3: Motion In Two Dimensions
Section: Chapter Questions
Problem 31P: Figure P3.31 represents the total acceleration of a particle moving clockwise in a circle of radius...
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A helicopter blade spins at exactly 130 revolutions per minute. Its tip is 7 m from the center of rotation. Hint: What is the shape of the path described by the helicopter blade? How do you find the length of this path?
(a) What is the total distance traveled by the tip per minute?
Distance: m
(b) What is the average speed of the tip of the blade?
Average speed: m/s
(c) What is the average velocity over one revolution?
Average velocity: m/s
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