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Problems in Mathematical Analysis.pdf - pwp.net.ipl.pt

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Sec. 20]_Curvature and Torsion of a Space Curve_24S<br />

2111. A po<strong>in</strong>t is <strong>in</strong><br />

= la cost +ja<br />

uniform motion along a screw-l<strong>in</strong>e r =*<br />

s<strong>in</strong> t + btk with velocity v. Compute its acceleration<br />

w.<br />

2112. The equation of motion is<br />

Determ<strong>in</strong>e, at times / and /=!: 1) the curvature of the<br />

trajectory and 2) the tangential and normal components of the<br />

acceleration.

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