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![110 = \frac{1}{2} *3*(v^{2} )\\v^{2} = 220/3\\v=\sqrt{73.333}\\v=8.56[m/s]](/tpl/images/0945/2432/81b0f.png)
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A cannon launches a 3.0 kg pumpkin with 110J of kinetic energy. what is the pumpkin’s speed?...
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