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. Find the final speed vf in m/s, using conservation of mechanical energy. at rest 5.00m h Tree branch MUND 30.0⁰ 5.00m V₁

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Chapter5: Energy
Section: Chapter Questions
Problem 44P: A 25.0-kg child on a 2.00-m-long swing is released from rest when the ropes of the swing make an...
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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.
Find the final speed vf in m/s, using
conservation of mechanical energy.
at rest
Tree branch
5.00m
30.0⁰
5.00m
V₁
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. Find the final speed vf in m/s, using conservation of mechanical energy. at rest Tree branch 5.00m 30.0⁰ 5.00m V₁
Expert Solution
Step 1

Given, 

Length = 5 m

Angle = 30°

We need to calculate, 

Final speed =? 

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