Xoc9dHk-0 Situation. A uniform chain that weighs 0.50 kg per meter has a 15-liter bucket hanged at its end.

Situation

A uniform chain that weighs 0.50 kg per meter has a 15-liter bucket hanged at its end. The bucket is full of liquid and 30 meters of chain is out. Liquid weighs 1 kg per liter and weight of bucket is negligible.