The rigid l-shaped member abf is supported by a ball-and-socket joint at a and by three cables. for the loading shown, determine the tension in each cable and the reaction at a.

Hydraulic fluid with a sg. of 0.78 is flowing through a 1.5 in. i.d. pipe at 58 gal/min. the fluid has an absolute viscosity of 11.8 x 105 lbf-sec/ft2. is the flow laminar, turbulent or within the critical range? give both a numerical reynolds number and a term answer.