Statics: F3-3 (Hibbeler)

F3-3. If the 5-kg block is suspended from pulley B and the sag of the cord is d = 0.15 m, determine the force in cord ABC. Neglect the size of the pulley.

Time stamps:
0:00 Problem
0:15 FBD
2:25 Equilibrium
5:55 Finding theta
7:16 Finding force T

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Reference:
R. C. Hibbeler, Engineering Mechanics: Statics.
Hoboken: Pearson, 2015