20. Two forces A and B act on the same object producing a resultant force of 50 lb at 36.90 N of W. The force A = 40 lb due west. Find the magnitude and direction of force B?
20. Two forces A and B act on the same object producing a resultant force of 50 lb at 36.90 N of W. The force A = 40 lb due west. Find the magnitude and direction of force B?
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