The diagrams illustrate the forces acting on four identical solid blocks. Every arrow stands for a force of $20\ \text{N}$. Which blocks are in equilibrium?
- AP and R only
- BQ and S only
- CP, Q and R only
- DP, Q, R and S
Physics 5054 · O Level · Balanced and unbalanced forces
The diagrams illustrate the forces acting on four identical solid blocks. Every arrow stands for a force of $20\ \text{N}$. Which blocks are in equilibrium?