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Exam (elaborations)

DC BOILER EXAM

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  • DC BOILER
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  • DC BOILER

DC BOILER EXAM Formula to find volume of rectangle? V= Base x High x Length 187.01 gallons There is an example. How to calculate horsepower. A boiler has an output. The boiler horsepower of a boiler is generating 18,000 lbs of steam per hour at 140 psi is? 563.48 What is the cir...

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  • September 26, 2024
  • 13
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • dc boiler exam
  • DC BOILER
  • DC BOILER
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JOHNSON22
DC BOILER EXAM 2024-2025




Whatxisxthexformulaxtoxfindxaxvolumexofxcylinder?x-
xANSWERxVx=xAreaxofxaxcirclex(D²xXx0.7854)XxHighxorxLength




Howxmanyxcubicxinchesxarexinxaxgallon?x-xANSWERx231xcubicxinches



Formulaxtoxfindxvolumexofxrectangle?x-xANSWERxV=xBasexxxHighxxxLength

187.01xgallons



Therexisxanxexample.xHowxtoxcalculatexhorsepower.xAxboilerxhasxanxoutput.xThexboilerxhorsepowerxofx
axboilerxisxgeneratingx18,000xlbsxofxsteamxperxhourxatx140xpsixis?x-xANSWERx563.48



Whatxisxthexcircumferencexofxaxcirclexwithxax10"xdiameter?x-xANSWERx31.4



Whatxisxthexcircumferencexofxaxcirclexwithxax26"xdiameter?x-xANSWERx81.64



Whatxisxthexareaxofxaxcirclexwithxax10"xdiameter?x-xANSWERx78.54



Whatxisxthexareaxofxaxcirclexwithxax35"xdiameter?x-xANSWERx962.11

, Whatxisxthexareaxofxaxtrianglexwithxaxbasexofx20"xandxaxheightxofx18"?x-xANSWERx180xin2



Whatxisxthexareaxofxaxtrianglexwithxaxbasexofx45"xandxaxheightxofx26"?x-xANSWERx585xin2



Whatxisxthexvolumexofxaxcylindricalxtankxthatxhasxax60"xdiameterxandxax72"xlength?x-
xANSWERx203,575.68xin3




Whatxisxthexvolumexofxaxcylindricalxtankxthatxhasxax24"xdiameterxandxax48"xlength?x-
xANSWERx21,714.74xin3




Whatxisxthextotalxforcexactingxonxax2"xpressurexreliefxvalvexwithxaxpoppingxpressurexofx125xpsi?x-
xANSWERx392.7xlbs




Whatxisxthextotalxforcexactingxonxax4x1/2"xpressurexreliefxvalvexwithxaxpoppingxpressurexofx500xpsi?x-
xANSWERx7,952.17xlbs




Atxwhatxpressurexwillxax3"xpressurexreliefxvalvexliftxwithxax1500-poundxspring?x-xANSWERx212.20xpsi



Atxwhatxpressurexwillx2x1/2"xpressurexreliefxvalvexliftxwithxax6500-poundxspring?x-
xANSWERx1,324.17xpsi




92°CxtoxFx-xANSWERx197.6°F



31°CxtoxFx-xANSWERx87.8°F



60°FxtoxCx-xANSWERx15.55°C

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