Mechanical laboratory methods; a testing of instruments and machines in the mechanical engineering laboratory and in practice (1918)
Smallwood, Julian Chase · New York, D. Van Nostrand company · leaf 48
ured pressure, andadded when above. Problem 3i, If the table and plunger of the test apparatus weigh 15| oz.,how much pressure does their weight produce in pounds per square inch,the diameter of the plunger being 0.50 inch? Is the difference betweenthis and 5 lbs. per square inch worth considering?… … Fig. 14.—Mechanism ofPressure Rec:rder. 4. Draft Gage Calibration Principles. Draft gages are generally special forms of manom-eters used to measure the reduced pressure (less than atmosphere)in chimne3^s, which creates the draft. This is expressed in inchesof water and, as it is usually only a few…
Mechanical engineering laboratories
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