additional KE gained in last 2.1m = mgh
total KE at water= mg(2.10)+1/2 m (6.7)^2
now from total KE, solve for v
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A 65.0 kg diver is 2.10 m above the water, falling at speed of 6.70 m/s. Calculate her kinetic energy as she hits the water. (Neglect air friction)
1 answer
1 answer