eVideo hoopla Instant

Lifting Water with Human Power

Year

2013

Language

ENGLISH

Duration

30m

Rating

TVPG

Written By

Stephen Ressler

Publication Information

The Great Courses

Summary

In antiquity, water pumps were extensively used in ships, mines, and agriculture. Investigate how these devices worked. From Archimedes' screw, to the waterwheel, to the piston pump, each had tradeoffs between flow rate, height of lift, and muscle power required.