29. If you unwind thread from a stationary circular spool, keeping the thread taut at all times, then the endpoint traces a curve C called the involute of the circle (Figure 9). Observe that PQ has length RO. Show that C is parametrized by c(0) = (R(cos 0+0 sin 0), R(sin 0 – 0 cos 0) Then find the length of the involute for 0 <0 < 2n. P=(x. y) FIGURE 9 Involute of a circle.
29. If you unwind thread from a stationary circular spool, keeping the thread taut at all times, then the endpoint traces a curve C called the involute of the circle (Figure 9). Observe that PQ has length RO. Show that C is parametrized by c(0) = (R(cos 0+0 sin 0), R(sin 0 – 0 cos 0) Then find the length of the involute for 0 <0 < 2n. P=(x. y) FIGURE 9 Involute of a circle.
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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