which car enters first? / physics :: problem

which car enters first?

,physics,problem

I think the 1st if this system includes a frictional force

27/10/2013, 10:58

0.0

Nope. It's 1st would have the biggest speed. But time could be worse, than 2nd/3rd variant.

One should calucalte quite difficult integral

$X h vi *1va 9 и * i ? X 15 Г b ¿ t V/ p Д ь <1 fe s "C ~ Б A JS Й ü 1 •U s i > \ O X í к L Л i 1 «Г4 s sJ д X A,physics,problem$

27/10/2013, 11:34

+3.0

They all will get to the end at once

27/10/2013, 19:10

0.0

27/10/2013, 19:36

+3.0

thank you, guy!

28/10/2013, 11:10

0.0

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