Rogue Community College

The point load deflection (D) of a beam is D = P L 3 48EI . ... Use the table at the right to determine the length of electric cord that will have a voltage drop of 9 volts in a #12 AWG electrical cord attached to a heater drawing 18 amps of current. ... Use the formulas to design a beam under the following constraints. D = .75 in. P = 7640 lbs ... ................
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