Asked by Keisha
Two forces of magnitude 16N, are inclined at 60. Calculate the magnitude of their reactants
Answers
Answered by
Reiny
After you make your sketch and draw the parallogram, I would use the cosine law:
|R|^2 = 16^2 + 16^2 - 2(16)(16)cos 120°
= 512 - 256(-1/2) = 640
|R| = √640 = appr 25.3
|R|^2 = 16^2 + 16^2 - 2(16)(16)cos 120°
= 512 - 256(-1/2) = 640
|R| = √640 = appr 25.3
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