Re: Kinematics of Throwing Balls

[Bob Sciamanda <trebor@VELOCITY.NET>]

In my youth I exploited textbook abuses of "average acceleration" in the
article:

"The Problem with Average Acceleration Problems", AJP 39,650, June 1971

Bob Sciamanda (W3NLV)
Physics, Edinboro Univ of PA (em)
trebor@velocity.net
http://www.velocity.net/~trebor

----- Original Message -----
Subject: Re: Kinematics of Throwing Balls
|
| Here is a problem to help them memorize the situation.
| A rifle is fired vertically down from a tall building. The
| bullet, initially at rest,  leaves the barrel with the velocity
| of 300 m/s. The distance traveled inside the barrel is one
| meter.
|
|a) How large is the average acceleration inside the barrel?
| . . . Ludwik Kowalski



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