Question

10. The indicated tension if w=100 N is :
(A) 5ON
(B) 60 N
(C) 80 N
(D) 50√3N​

Answer 1

Given,. Tension in the string T=mg=10×10= 100N. Force due to pulley at point P is F=2T=200N. Apply lami's theorem. sin150oT2=sin90oF.

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