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Velocity of Efflux - Three Hole Can Experiment
# 2C10.10

Description: The three hole can experiment shows that liquid pressure depends upon the depth of the liquid.

Instructions: The three holes are evenly spaced so that the first is at a quarter of the total height up from the base, the second at one half the height, and the third one is three quarters of the way up.

Purchased/Built: purchased

Setup Time: 10 min

Quant. in Demo Room: 1

Source: Central Scientific

Demo References
The Video Encyclopedia of Physics Demonstrations Disc 13-15 Water streams from holes at different heights in a vertical glass tube.
Hilton M-20b.2 A bottle has horizontal outlets at three heights.
Sutton M-314 A tall reservoir of water with holes at different heights.
Freier and Anderson Fk-2 Small holes are drilled top, bottom, and middle of a cylinder of water.
The Physics Teacher TPT 1(3),126 One page analysis and some teaching hints.

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