Question: Solve Prob. 2.1 using trigonometry. Problem 2.1: Two forces P and Q are applied as shown at point A of a hook support. Knowing that

Solve Prob. 2.1 using trigonometry. Problem 2.1: Two forces P and Q are applied as shown at point A of a hook support. Knowing that P = 15 lb and Q = 25 lb, determine graphically the magnitude and direction of their resultant using

(a) The parallelogram law,

(b) The triangle rule.

30° 15°

30 15

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