Recommendations by Subject Headings—Recommended …

pound-force, n, in gravitational-IP units—is the force needed to give a mass of 1 slug an acceleration of 1 ft per sec2 (slug•ft/s2). acceleration of gravity, n (g)—the standard acceleration of free fall on earth, which is either 9.80665 m/s2 or 32.1740 ft/s2. ................
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