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A spring whose spring constant is 650 N/m is compressed 0.600 m. What speed (in meters/second) can it give to a 0.100 kg ball when released
1 answer
(1/2)mV^2 = (1/2)kx^2
V = x*sqrt(k/m)
= 0.6*sqrt(650/0.1)m/s
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