The automobile has a speed of 80 ft/s and an
acceleration a of magnitude 10 ft/s2
in the
direction shown when it is at point A. Determine
the radius of curvature of the path at point A, and
the tangential component of acceleration.
(Ans. ρ = 1280 ft)

Question

The automobile has a speed of 80 ft/s and an
acceleration a of magnitude 10 ft/s2
 in the
direction shown when it is at point A. Determine
the radius of curvature of the path at point A, and
the tangential component of acceleration.
(Ans. ρ = 1280 ft)

anonymous · Answer

attachment

anonymous · Answer

$$a = \frac{ v^2 }{ \rho }$$
you need to use the component of a in the normal direction
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