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September 30, 2014

September 30, 2014

Posted by **falcon306** on Monday, August 8, 2011 at 7:23pm.

We only get 3 chances and I'm on my last one before I get the question wrong, help?

- Physics -
**bobpursley**, Monday, August 8, 2011 at 7:24pmKE is proportional to v^2

Or, v is proportional to sqrt KE

so if KE is doubled, v goes up by 1.414

if speed doubled, KE goes up by 4

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