Block on a Smooth Incline
A block resting on a frictionless 30° incline, held by a cord running up the slope. Working on the incline’s own n–t axes gives the normal force and the cord tension in one line each.
Category: cable · Difficulty: Basic
Solution
| Support | Rx (N) | Ry (N) | Mz (N·m) |
|---|---|---|---|
| K | -346.41 | 600 | 0 |
| A | 346.41 | 200 | 0 |
| Member | Axial force (N) | Sense |
|---|---|---|
| Member K–A | 400 | Tension |
All reaction values are computed by the StatIQ structural engine, not generated text. Signs follow the solver's convention: a positive Ry acts upward, a negative Ry downward; a positive M is counter-clockwise.