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Re: Double Atwood (errata)

On Sat, 16 Oct 1999, John Mallinckrodt wrote:

Eds.

meaning, of course, "Ed's."

More importantly, he (I) also wrote

For the bottom pulley in its own "noninertial" frame in which the
"acceleration due to gravity" is g-a, the *same* equation gives

m1*(g-a) - m2*(g-a) = (m1 + m2)*A

Meaning to have written "A" everywhere that I wrote "a."

Sorry! (Why aren't these things visible *before* I push the send button?)

John Mallinckrodt mailto:ajm@csupomona.edu
Cal Poly Pomona http://www.csupomona.edu/~ajm