Two forces whose resultant is 100N, are at right angle to each other. If one of them makes an angle 30o with the resultant, determine its magnitude.
-
A.
8.66N -
B.
50.0N -
C.
57.7N -
D.
86.6N
Correct Answer: Option D
Explanation
COS 30o = (frac{F_1}{100})
F1 = 86.6N