Fundamentals of Physics Extended (10th Edition)

Published by Wiley
ISBN 10: 1-11823-072-8
ISBN 13: 978-1-11823-072-5

Chapter 8 - Potential Energy and Conservation of Energy - Problems - Page 202: 3h

Answer

129 Joules

Work Step by Step

All the work for calculating this equation is the same, however 100 Joules must be added to the total to account for the new 100J of pressure at y=0. ---U=Mass×Acceleration due to Gravity×Height+100 Joules U=2kg×9.8m/s2×1.5m + 100 Joules U=29J + 100J U=129 Joules
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