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Driver Operator Study State Questions and Answers 100% Pass

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Driver Operator Study State Questions and Answers 100% Pass How much does 1 gallon of water weigh? - 8.35 pounds How many cubic inches does 1 gallon of water contain? - 231 cubic inches How many pounds does 1 cubic foot of water weigh? - 62.5 pounds How many gallons of water does 1 cubic foot ...

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  • 22 de diciembre de 2024
  • 15
  • 2024/2025
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Driver Operator Study State Questions and
Answers 100% Pass


How much does 1 gallon of water weigh? - ✔✔8.35 pounds


How many cubic inches does 1 gallon of water contain? - ✔✔231 cubic inches


How many pounds does 1 cubic foot of water weigh? - ✔✔62.5 pounds


How many gallons of water does 1 cubic foot contain? - ✔✔7.481 gallons


How many cubic inches are there in 1 cubic foot? - ✔✔1,728 cubic inches


A 1 foot high column of water exerts how much psi at it's base? - ✔✔.434 psi


How many feet will 1 psi of pressure raise a column of water? - ✔✔2.304 feet


1 inch of mercury is equal to how many inches of water? - ✔✔13.55 inches


What is the symbol for inches of mercury? - ✔✔HG


How many feet is dependable lift? - ✔✔14.7 feet


How many feet is theoretical lift? - ✔✔33.87 feet


How can most apparatus or equipment failures be prevented? - ✔✔By performing routine maintenance

checks on a regular basis.


Is exercising the volume-series control lever part of the daily apparatus inspection? - ✔✔No


Apparatus with water tanks of 1000 gallons or less must have a tank fill line of at least how many inches?

- ✔✔1 inch



Created by Katelyn Whitman © 2025, All Rights Reserved. 100% PASS GUARANTEE

, 2|Page


Apparatus with water tanks more than 1000 gallons must have a tank fill line of how many inches? - ✔✔2

inches


What NFPA is the standard for automotive fire apparatus? - ✔✔NFPA 1901


Industrial foam pumpers are built according to what NFPA numbers? - ✔✔NFPA 11C


NFPA 1901


At what height do elevating water devices typically range? - ✔✔50-75 feet


During relay pumping, which pumper should be the largest capacity pumper? - ✔✔The source pumper


Relay pumping evolutions should be shut down at what pumper first? - ✔✔The scene pumper


Pumper capacities are set at draft with how many feet of lift? And through how many feet of hard

suction? - ✔✔10 feet of lift


20 feet of hard suction


Pumpers should flow how many psi at 100% capacity? - ✔✔150 psi


Pumpers should flow how many psi at 70% capacity? - ✔✔200 psi


Pumpers should flow how many psi at 50% capacity? - ✔✔250 psi


Head pressure equals? - ✔✔Back pressure


What is the test performed at the factory or after delivery to assure the purchaser that the apparatus

meets BID specifications? - ✔✔Acceptance test


Pressure supplied to a hose should not exceed that at which it is annually tested. True or False? - ✔✔True


Master streams have flows of over how many gpm? - ✔✔300 gpm




Created by Katelyn Whitman © 2025, All Rights Reserved. 100% PASS GUARANTEE

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