jasmineeramire jasmineeramire
  • 12-02-2018
  • Mathematics
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A weight of 15 ounces stretches a spring 10 inches. A weight of 24 ounces stretches the same spring 16 inches. How many inches does the spring stretch per ounce of additional weight?

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brokenheart1
brokenheart1 brokenheart1
  • 12-02-2018
F = k x
15 = k *10
k = 1.5

check:
24 = 1.5 x
x = 16 sureenough

so 1.5 oz/inch
= 1/1.5 inches/oz = 2/3 = 0.6666.... in/oz
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