20 kips C 4' 8' 4'- P7.23

SITUATION. The square steel plate has a mass of 2500kg with mass center at its center G. If the plate is to be lifted while remaining horizontal, calculate the following: 2400 mm AC 1200 mm 1200 mm Zoom image Force in cable AD. O 3.90KN O 10.42KN O 5.41KN 7.51kN 2400 mm B 1200 mm

7- Determine (a) the position of the centroid of a triangle from x- axis (y); (b) its moment of inertia with respect to its base on the x-axis (Ixx); and (c) with respect to an axis AA passing through the centroid and parallel to x-axis (Ixx-c). y dy y x

Kasus #3 D H A B 21 |VA Rg S5 HA A 21 R ΣΜ ΣV-0 ΣΗ-Ο POINT B=0 OR A ANALYZE COMPLETELY FROM THE BOTTOM OF THE SUBJECT REACTION B. COUNT S1, S3, S5 COMPLETELY