DC Boiler (DCboiler)

2014 update DC Third testing Questions And Answers

DC 3rd Class Test QUESTIONS WITH COMPLETE SOLUTIONS.

1. Area of a rectangle: Length x Width 2. Area of a Circle: .7854 x Diameter² 3. Volume of a Box: Length x Width x Height 4. Volume of a Cylinder: .7854 x Diameter² x Length 5. Circumference of a Circle: Àx Diameter 6. Unit of Force: Pound (lb) 7. Formula for Force: Pressure ÷ Area 8. Unit of Work: in-lb or ft-lb 9. Formula for Work: Force x Distance 10. Unit of Power: ft-lb/min 11. Formula for Power: = Work ÷ Time or (Force x Distance) ÷ Time 12. Formula for Mechanical Horsepow...

DC Boiler Exam Prep 2023 (Formulas and constants used for the DC 3rd class boiler exam) QUESTIONS WITH COMPLETE SOLUTIONS Area of a rectangle Length x Width Area of a Circle .7854 x Diameter² Volume of a Box Length x Width x Height Volume of a Cylinder .7854 x Diameter² x Length Circumference of a Circle π x Diameter Unit of Force Pound (lb) Formula for Force Pressure ÷ Area Unit of Work in-lb or ft-lb Formula for Work Force x Distance Unit of Power ft-lb/min Formula for Power = Work ÷ Tim...

Practice Test #1 Questions with all Answers correct Absolute pressure is equal to The MAWP on a High Presuure Steam Bolier is greater than The Asme Code states; Boilers with over _______ square feet of heating surface must have two or more safety valves. The ___________ regulates the high and low fire of the burner. The water Column/Gauge Glass should be blown down ___________ The primary function of the Low Water Fuel Cutoff is to ________________. The low water fuel cut off sh...

Area of a rectangle - ANSWER Length x Width Area of a Circle - ANSWER .7854 x Diameter² Volume of a Box - ANSWER Length x Width x Height Volume of a Cylinder - ANSWER .7854 x Diameter² x Length Circumference of a Circle - ANSWER π x Diameter Unit of Force - ANSWER Pound (lb) Formula for Force - ANSWER Pressure ÷ Area Unit of Work - ANSWER in-lb or ft-lb Formula for Work - ANSWER Force x Distance Unit of Power - ANSWER ft-lb/min Formula for Power - ANSWER = Work ÷ Time or (Force ...

D - ANSWER *The catalytic removal of system requires injection of (blank) in the presence of a (blank).* A) Water, Heat B) Fuel, Air C) Lead, Heat D) Ammonia, Catalyst A - ANSWER *The boiler internal feedwater distribution pipe:* A) Is arranged to reduce thermal shock in the drum B) Is not used on larger water tube boilers C) Improves maximum turbulence when mixing with drum water D) Also Carries the boiler chemicals into the drum B - ANSWER *If the safety valve starts to leak steam*...

Area of a rectangle Length x Width Area of a Circle .7854 x Diameter² Volume of a Box Length x Width x Height Volume of a Cylinder .7854 x Diameter² x Length Circumference of a Circle π x Diameter Unit of Force Pound (lb) Formula for Force Pressure ÷ Area Unit of Work in-lb or ft-lb Formula for Work Force x Distance Unit of Power ft-lb/min Formula for Power = Work ÷ Time or (Force x Distance) ÷ Time Formula for Mechanical ...