What is the differential pressure measured by a manometer using mercury if the reference column rises 3.7 inches and the pressure column lowers 3.7 inches from the midpoint? mercury constant is 0.491

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
Chapter1: Heat, Temperature, And Pressure
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Problem 14RQ: Atmospheric pressure at sea level under standard conditions is ______inches of mercury (Hg) or_____...
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What is the differential pressure measured by a manometer using mercury if the reference column rises 3.7 inches and the pressure column lowers 3.7 inches from the midpoint?

mercury constant is 0.491

answers need to be computed to two decimal places ;  examples 6.45 

 
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