A uniform stick can be balanced on a knife edge 10cm from one end when a mass of 200g is hung from that end. When the knife edge is moved 5cm further from that end, the 200g mass has to be moved 8.75cm from the knife edge to obtain balance. Find the length of the stick and its mass​

Truck traveling west on the highway experiences an acceleration to the east. what could be the cause of this acceleration

Three charge are arranged as shown in the diagram. the magnitude of the net electrical force acting on the +6 uc charge, rounded to the tenths place, is .

Asatellite component is in the shape of a cube with 10cm edges, has an evenly distributed mass of 2 kg and one bolt hole at each of four corners. if the maximum predicted random vibration environment is 10 grms, what bolt size would be a good choice for restraint? what other factors might drive bolt size besides force/stress?