When was canal lift system started?
In late 18th and early 19th century the idea of transportation of water by canal lift system came into practice first time in North America.
A boy weighing 600N was in a lift. The lift experienced a breakdown and started falling freely under the action of gravity, what would be the weight of the boy in the lift?
A boy weighing 600 N was in a lift. If the lift started falling freely under the action of gravity, his apparent weight would be.