Answers
When should the fire fighter at the hydrant charge the supply line?
a. after placing the hose clamp
b. after the supply line is connected to the pump intake
c. as soon as it is connected to the hydrant
d. upon receiving a signal from the driver/operator Correct Ans-d. upon receiving a signal
from the driver/operator
Fire hydrants should be inspected at least once every _____ months.
a. 6
b. 24
c. 18
d. 12 Correct Ans-d. 12
Portable pumps can deliver a maximum of _____.
a. 750 gpm
b. 500 gpm
c. 250 gpm
d. 1000 gpm Correct Ans-b. 500 gpm
,When referring to hose, what does the "L" stand for "LDH"?
a. light
b. low
c. large
d. limited Correct Ans-c. large
What is a function of a hose liner?
a. resist mechanical damage
b. protect against thermal damage
c. reduce friction loss
d. withstand water pressure Correct Ans-c. reduce friction loss
In a jacketed fire hose, which function does the outer jacket serve?
a. it reduces friction loss
b. it resists kinking
c. it adds strength that allows the hose to withstand water pressure
d. it is the waterproof layer of the hose Correct Ans-c. it adds strength that allows the hose to
withstand water pressure
Which size of coupling are the outlets on most fire hydrants sized to fit?
a. 4"
b. 2 1/2"
, c. 3"
d. 3 1/2" Correct Ans-b. 2 1/2"
Couplings are tightened and loosened with a _____ wrench.
a. hose
b. hydrant
c. spanner
d. lug Correct Ans-c. spanner
In a _____ lay, the hose is laid out from the fire to the hydrant.
a. relay
b. reverse
c. defensive
d. hydrant Correct Ans-b. reverse
Pressure in a water distribution system during average consumption is ______ pressure.
a. residual
b. static
c. mean
d. normal operating Correct Ans-d. normal operating