- A child is on a swing with a rope length of 5.00m. The child starts at rest at a position where the angle between the rope and the vertical is 30.0°. At the bottom of the swing, when the rope is vertical, the speed of the child Vị is unknown. Tree branch 30.00 5.00m Find the final speed vr in m/s, using conservation of mechanical energy. 5.00m at rest h Vr

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Chapter1: Units, Trigonometry. And Vectors
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Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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AUG-4 A child is on a swing with a rope length of 5.00m.
The child starts at rest at a position where the angle
between the rope and the vertical is 30.0°. At the
bottom of the swing, when the rope is vertical,
the speed of the child V; is unknown.
Tree branch
30.0°
5.00m
5.00m
Find the final speed vɛ in m/s, using
conservation of mechanical energy.
at rest 0
he
Vr
(87
bp
2:
Transcribed Image Text:AUG-4 A child is on a swing with a rope length of 5.00m. The child starts at rest at a position where the angle between the rope and the vertical is 30.0°. At the bottom of the swing, when the rope is vertical, the speed of the child V; is unknown. Tree branch 30.0° 5.00m 5.00m Find the final speed vɛ in m/s, using conservation of mechanical energy. at rest 0 he Vr (87 bp 2:
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