Water pump - Study guides, Class notes & Summaries

What is the most important factor affecting the useful life of service lines? - Answer It is the ability of the material to resist internal and external corrosion When does Suction Head exist? - Answer Suction head exists when the source of supply is above the centerline of the pump. What is Net positive Suction Head (NPSH) - Answer NPSH is the pressure under which water enters the eye of the impeller in a centrifugal pump. Insufficient NPSH is the main cause of pump cavitation Ex...

It is important that the ____________ __________ read and understand project specifications. - Answer-finisher foreman If the crew can place and finish 100 yd3 of concrete per hour, the producer's delivery rate should be about _____ yd3 per hour. - Answer-100 Concrete is sold by the ton? - Answer-False Delays in discharging concrete trucks can result in the concrete being hard to: - Answer-pump, place, and finish When there is room for two concrete trucks ready to discharge into a pump h...

Fire Inspector 2 Questions and Answers 100% Solved Fire protection engineers have established _____ PSI as a minimum required residual pressure when computing the available water for flow test results. 20psi The most common gallonage rating for horizontal shaft pumps in use today are _____ - _____ GPM. 500 - 1500 gpm A fire pump serving a standpipe system should be tested ______ weekly A fire department pumper can effectively supply around ______ feet in a high rise building depending on hyd...

In 1720 what was the piece of equipment to replace the bucket brigade? - Hand Pump Which NFPA standard required new fire apparatus to be designed so that all members riding on the fire apparatus would be provided a seated area inside an enclosed cab? - NFPA 1500 What was the first gasoline powered fire apparatus to discharge water by using a large soda acid extinguisher? - Chemical Wagon The real breakthrough for today's modern fire apparatus came with the introduction of the ____________...

D - correct answer Ground reservoirs are man-made impoundments that have the same characteristics of a pond or small lake. They are most commonly found at: A. Commercial properties B. Industrial properties C. Municipal water treatment facilities D. All of the above C - correct answer Pump piping on fire apparatus must be able to withstand hydrostatic test pressures of: A. 100 psi B. 250 psi C. 500 psi D. 750 psi B - correct answer NFPA 1901 brake test requires that new fire app...

F80 Exam Questions and Answers Graded A After what date was the F-24 certificate of Fitness not recognized. July 31, 2014 How often must this certificate be renewed? Every 3 years In what types of buildings and occupancies are coordinators of fire safety and alarm systems in homeless shelter required? Homeless shelters, one-way voice communication systems, or occupied for more tha n fifteen persons for a period of more than 30 days. What is the certificate of occupancy? Determines the number ...

all records must be kept on site for 3 years planned removal from service When the system or portion of standpipe system is placed out of service for inspection, testing, maintenance, etc. , no more than one floor can be out of service and notification must be made to impairment coordinator Unplanned out of service condition: A serious defect in the standpipe or sprinkler system including, but not limited to: an empty tank, a break or major leak in the system's water piping, in...

ASA 104 Bareboat Cruising Exam 2023 Questions and Answers Complete solutions List four items that, when you are packing for your charter, should be packed in carry-on luggage rather than checked baggage: 1 .__________ 2.__________ 3. __________ 4. __________ - Ans - 1. Passport 2. Credit/Debit Card, 3. Charter/Provisioning documents 4. Prescription Medications, 5. Change of clothing Most cruising boats have at least two bilge pumps. The __________ pump is powered by the battery (...

_________ are necessary for complete combustion correct answer: time, temperature, mixture, and atomization if the steam pressure gauge indicates 200 PSIG, the absolute pressure is______ correct answer: 214.7 a boiler is operating at 400 PSI, and the safety valve opens at 410 PSI and closes at 398 PSI. The blowdown is______psi correct answer: 12 an oil cooler is commonly used with a(n) ________ when operating in conjunction with a turbo-generator correct answer: steam turbine a boiler is produci...

NFPA 10 Exam 99 Questions with Verified Answers (SI) - CORRECT ANSWER International System of Units 1 in=. mm - CORRECT ANSWER 25.4 Approved - CORRECT ANSWER Acceptable to the authority having jurisdiction. (AHJ) - CORRECT ANSWER Authority Having Jurisdiction O rganization, office or individual responsible for enforcing requirements of a code or standard, or for approving equipment, materials, an installation or procedure. Shall - CORRECT ANSWER Indicates a mandatory requirement....