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Home > PC > Chapter 7 > Lesson 7.3.3 > Problem 7-129


Under ideal conditions, the distance that a spring stretches varies directly as the force pulling on the string.

  1. Express as a function of if a force of pounds stretches the spring inches.

    Don't forget the 'k' and to solve for it.

  2. What force will stretch the spring inches?

    15 pounds