Palm = 101 kPa Petcock -A = 4 mm? Pressure cooker
Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Chapter33: Hydronic Heat
Section: Chapter Questions
Problem 9RQ: The device that relieves the pressure in a boiler when it is above the design working pressure is...
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The periodic escape of the steam in this manner prevents any potentially dangerous pressure buildup and keeps the pressure inside at a constant value. Determine the mass of the petcock of a pressure cooker whose operation pressure is 100 kPa gage and has an opening cross-sectional area of 4 mm2 . Assume an atmospheric pressure of 101 kPa, and draw the free-body diagram of the petcock.
Transcribed Image Text:Palm = 101 kPa
Petcock
-A = 4 mm?
Pressure cooker
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