A 240-N child is in a swing that is attached to ropes 2.10 m long. Find the gravitational potential energy associated with the child relative to her lowest position at the following times. (a) when the ropes are horizontal J (b) when the ropes make a 34.0° angle with the vertical J (c) when the child is at the bottom of the circular arc J
A 240-N child is in a swing that is attached to ropes 2.10 m long. Find the gravitational potential energy associated with the child relative to her lowest position at the following times. (a) when the ropes are horizontal J (b) when the ropes make a 34.0° angle with the vertical J (c) when the child is at the bottom of the circular arc J
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter7: Conservation Of Energy
Section: Chapter Questions
Problem 45P: A small block of mass m = 200 g is released from rest at point along the horizontal diameter on the...
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A 240-N child is in a swing that is attached to ropes 2.10 m long. Find the gravitational potential energy associated with the child relative to her lowest position at the following times.
(a) when the ropes are horizontal
J
(b) when the ropes make a 34.0° angle with the vertical
J
(c) when the child is at the bottom of the circular arc
J
J
(b) when the ropes make a 34.0° angle with the vertical
J
(c) when the child is at the bottom of the circular arc
J
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