# Chapter 6 - Work and Energy - Problems: 17

Work done = 3.2 $\times$ $10^{3}$ J

#### Work Step by Step

Work done = $\Delta$$E_{k}$ = 0.5m$v^{2}$ - 0.5m$u^{2}$ = 0.5(70.3)($11.3^{2}$) - 0.5(70.3)($6.10^{2}$) $\approx$ 3.2 $\times$ $10^{3}$ J

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