University Physics with Modern Physics with Mastering Physics (11th Edition)

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
6.37: The work done in any interval is the area under the curve, easily calculated when the areas are unions of triangles and rectangles. a) The area under the trapezoid is J 0 . 4 m N 0 . 4 = . b) No force is applied in this interval, so the work done is zero. c) The area of the triangle is
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: J . 1 m N . 1 = ⋅ , and since the curve is below the axis ) ( < x F , the work is negative, or J . 1-. d) The net work is the sum of the results of parts (a), (b) and (c), 3.0 J. (e) J . 1 J 2 J . 1-=-+ . ....
View Full Document

This document was uploaded on 02/04/2008.

Ask a homework question - tutors are online