A woman on a ladder drops small pellets toward a point

Chapter 27, Problem 27.59

(choose chapter or problem)

A woman on a ladder drops small pellets toward a point target on the oor. (a) Show that, according to the uncertainty principle, the average distance by which she misses the target must be at leastwhere H is the initial height of each pellet above the oor and m is the mass of each pellet. Assume that the spread in impact points is given by xf xi(vx)t. (b) If H 2.00 m and m 0.500 g, what is xf?

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