A98 n object is placed 1/3 of the way up a 120 n ladder, which makes an angle of 53 degrees with the horizontal. the lower end is also fastened to the wall by a rope, and both the wall and floor are frictionless. what is the tension in the rope?

Ababy stroller is a rest on top of a hill which is 10 m high. the stroller and baby have a mass of 20 kg. what is the potential energy of the baby and stroller?

Which describes increasing the efficiency of energy resource

The pressure in car tires is often measured in pounds per square inch (lb/in.2), with the recommended pressure being in the range of 25 to 45 lb/in.2. suppose a tire has a pressure of 27.5 lb/in.2 . convert 27.5 lb/in.2 to its equivalent in atmospheres.