Question

Mass of 90 kg is supported by two strings with a=55 degrees and B= 40 degrees. Claculate the tension in the strings.

Answer 1

From the equilibrium:

$$T_1\cos55=T_2\cos40,\\\space\\ mg=T_1\sin55+T_2\cos40.\\\space\\ T_1=633\text{ N},\\ T_2=474\text{ N}.$$