Answer:
14.75m
Step-by-step explanation:
k=504N/m
m=11.2g =0.0112kg
x=7.66cm =0.0766m
9=9.8
h = kx^2/2mg
=504×(0.0766)^2/2×0.0112×9.8
=2.95/0.2
h=14.75m
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