Q1. A staging that weighs 140N supports two painters, one 320N and the other 420N. The reading in the left scale is Fl = 610N. What is the reading Fr in right hand scale?
Q2. A loudspeaker of mass 18.0 {rm kg} is suspended the distance of h = 1.20 {rm m} below the ceiling by two cables that make equal angles with the ceiling. Each cable has a length of l = 2.70 {rm m}. What is the tension T in each of the cables? Utilize 9.80 {rm m/s}^2 for the magnitude of the acceleration because of gravity.