# Static equilibrium problems

## Everything You Need in One PlaceHomework problems? Exam preparation? Trying to grasp a concept or just brushing up the basics? Our extensive help & practice library have got you covered. | ## Learn and Practice With EaseOur proven video lessons ease you through problems quickly, and you get tonnes of friendly practice on questions that trip students up on tests and finals. | ## Instant and Unlimited HelpOur personalized learning platform enables you to instantly find the exact walkthrough to your specific type of question. Activate unlimited help now! |

#### Make math click 🤔 and get better grades! 💯Join for Free

Get the most by viewing this topic in your current grade. __Pick your course now__.

##### Examples

###### Lessons

**Cable and beam in static equilibrium**- A 20.0 kg lamp is hung from a uniform 12.5 kg beam as shown. Find the tension in the wire, and the horizontal and vertical forces acting on the hinge.
- A 25.0 kg lamp is hung from an 18.0 kg uniform beam as shown. The total length of the beam is 8.50 m. Find the tension in the wire, and the horizontal and vertical forces acting on the hinge.

**Ladder beginning to slide**An 80.0 kg painter climbs 85% of the way up a uniform 25.0 kg ladder before it starts to slip backwards along the ground. What is the coefficient of static friction between the ladder and ground? Assume the wall is frictionless.