Quiz06_13solutions

625 m position a it drops onto the track smoothly at

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Unformatted text preview: (b) Mechanical energy is conserved: 1 1 Ek = Eel , k Δx 2 = mv 2 2 2 Δx = mv2 / k = (1.0kg )(3.5m / s)2 / (49 N / m) = 0.50m (c) Centripetal acceleration is: a = v 2 / R = (3.5m / s)2 / (0.5m) = 24.5m / s 2 Physics 221 Quiz 6 Name & Section Spring 2013 Quiz 6C A 1.00 ­kg block falls down on a track from rest at height of 0.625 m (Position A). It drops onto...
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