Water/Gas Barometer

 

Code Number: 2B35.26

Demo Title: Water/Gas Barometer

Condition: Excellent

Principle: Barometers

Area of Study: Fluids

Equipment: 

Eco-celli barometer

Procedure: 

Place the support pin of the barometer into a perpendicular rod clamp.

References:

  • C. Frederick Lohrengel II and Paul R. Larson, "Determining Atmospheric Pressure Using a Water Barometer", TPT, Vol. 50, #9, Dec. 2012, p. 563.
  • Dan M. Sullivan, Robert W. Smith, E.J. Kemnitz, Kevin Barton, Robert M. Graham, Raymond A. Guenther, Larry Webber, "What is Wrong with Water Barometers?", TPT, Vol. 48, # 3, March 2010, p. 191.
  • Robert M. Dieffenbach, "An Algebarometer", TPT, Vol. 41, # 3, Mar. 2003, p. 184.
  • M. A. Vandyck, "On an Alternative Type of Water Barometer", AJP, Vol. 57, #5, May 1989, p. 467.