Live relationshipFf=μsNF_f = \mu_s N
Torque rig. Normal force at 38 N. Available friction 13.3 N, Required friction 28 N. Currently available friction is short by 14.7 N.TORQUE RIGTUNINGAVAILABLE FRICTIONREQUIRED FRICTION

Available friction

13.3N

Required friction

28N

38 N

Torque rig. Normal force at 38 N. Available friction 13.3 N, Required friction 28 N. Currently available friction is short by 14.7 N.

Narrative feed

You arrive at a loading ramp where crates keep sliding on wet steel.

The grip coefficient is 0.35 and the crate needs 28 N of friction to stay put. Not enough weight is pressing it down.