Answer
$h = 2.75m$
Work Step by Step
$E_{th} + U = E_s$
$fh+ mgh = \frac{1}{2}kx^2$
$h(f+ mg) = \frac{1}{2}kx^2$
$h = \frac{kx^2}{2(f+ mg)}$
$h = \frac{150000\times0.9^2}{2(4400+ (1800\times 9.8))}$
$h = 2.75m$
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
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 207: 63c
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