100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
DC Boiler Exam Prep 2023 (Formulas and constants used for the DC 3rd class boiler exam) QUESTIONS WITH COMPLETE SOLUTIONS $13.99   Add to cart

Exam (elaborations)

DC Boiler Exam Prep 2023 (Formulas and constants used for the DC 3rd class boiler exam) QUESTIONS WITH COMPLETE SOLUTIONS

 6 views  0 purchase
  • Course
  • DC Boiler
  • Institution
  • DC Boiler

DC Boiler Exam Prep 2023 (Formulas and constants used for the DC 3rd class boiler exam) QUESTIONS WITH COMPLETE SOLUTIONS

Preview 2 out of 14  pages

  • November 2, 2024
  • 14
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • DC Boiler
  • DC Boiler
avatar-seller
AGRADEPROMASTER
DC BOILER EXAM PREP 2015
QUESTIONS AND ANSWERS



Area6of6a6rectangle-6ans---6Length6x6Width

Area6of6a6Circle-6ans---6.78546x6Diameter²

Volume6of6a6Box-6ans---6Length6x6Width6x6Height

Volume6of6a6Cylinder-6ans---6.78546x6Diameter²6x6Length

Circumference6of6a6Circle-6ans---6π6x6Diameter

Unit6of6Force-6ans---6Pound6(lb)

Formula6for6Force-6ans---6Pressure6÷6Area

Unit6of6Work-6ans---6in-lb6or6ft-lb

Formula6for6Work-6ans---6Force6x6Distance

Unit6of6Power-6ans---6ft-lb/min

Formula6for6Power-6ans---6=6Work6÷6Time6
or6(Force6x6Distance)6÷6Time

Formula6for6Mechanical6Horsepower-6ans---6=6Power6÷633,0006ft-lb/min

Fahrenheit6to6Celsius-6ans---6°C6=6(°F6-632)6÷61.8

Celsius6to6Fahrenheit-6ans---6°F6=6(1.86x6°C)6-632

Fahrenheit6to6Rankine-6ans---6°R6=6°F6+6460

Celsius6to6Kelvin-6ans---6K6=6°C6+273.15

Charles'6First6Law-6ans---6Volume16/6Pressure16=6Volume26/6Pressure2

Charles'6Second6Law-6ans---6Pressure16/6Temperature16=6Pressure26/6Temperature2

, Boyle's6Law-6ans---6Pressure16x6Volume16=6Pressure26x6Volume2

General6Gas6Law-6ans---6(Pres16x6Vol1)/6Temp16=6(Pres26x6Vol2)/Temp2

Formula6for6Levers-6ans---6Resistance6x6DistanceR6=6Effort6x6DistanceE

Formula6for6Inclined6Planes-6ans---6Force6x6Length6=6Resistance6x6Height

Formula6for6Wheel6&6Axel-6ans---6Force6x6DistanceF6=6Resistance6x6DistanceR

Torque-6ans---6Force6x6Radius

Safe6Working6Pressure6of6a6Riveted6Boiler6(SWP)-6ans---
6(Area6of6Staybolt6x6Stress6Constant6of6Staybolt)6÷6Area6Covered6by6Staybolt6or6=6(a6x6C

)6÷6A

Area6Covered6by6Staybolt-6ans---6=6Pitch6x6Pitch

Longitudinal6Stress-6ans---6(P6x6D6x6L)6/62t
P6=6Pressure
D6=6Diameter
L6=6Length
t6=6thickness6of6steel

Boiler6Heating6Surface6(tubes)6=-6ans---6=6C6x6L6x6#
C6=6Circumference6of6tubes
L6=6Length6of6tubes
#6=6Number6of6tubes
HS6=6π6x6Diameter6x6Length6x6Number6of6Tubes

Watts6per6Boiler6Horsepower-6ans---67466Watts

Horsepower6formula-6ans---6=6ft-lb/min6÷6330006ft-lb/min

ft-lb6formula6for6a6pump-6ans---6=6gpm6x68.336x6head6(ft)

Factor6of6Evaporation6(FE)6=-6ans---6=6[Hs6-6(tfw-32)]6÷6970.3
Hs6=6Enthalpy6of6steam
tfw6=6temperature6of6feed6water

Latent6Heat6of6Vaporization6for6Water-6ans---6970.36Btu/lb

Latent6Heat6of6Fusion6for6Water-6ans---61446Btu/lb

16Boiler6Horsepower6=6x6lbs6of6steam6generator6per6hour-6ans---634.56lbs/hr

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller AGRADEPROMASTER. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $13.99. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

67096 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$13.99
  • (0)
  Add to cart