Questions and CORRECT Answers
The purpose of the priming device test is to: - CORRECT ANSWER - Evaluate how
quickly the priming device can create a vacuum to bring water through a pumpto the discharge
hose.
Identify TWO items that should be included on daily MWS apparatus records. - CORRECT
ANSWER - Coolant levels
Traveling at high speeds on a curvy road may cause an MWS apparatus to: - CORRECT
ANSWER - Leave the road surface and roll over.
Identify the THREE steps for changing to the left lane on a limited access highway. - CORRECT
ANSWER - 1. Check the side and rear view mirrors.
2. Activate the turn signal.
3. Move the apparatus safely to the left lane.
Identify the FOUR steps for passing through a straight section of a road or highway. -
CORRECT ANSWER - 1. Maintain apparatus speed.
2. Check the side streets or roads.
3. Check the side and rear view mirrors.
4. Check for oncoming traffic.
When performing the serpentine exercise, you: - CORRECT ANSWER - Should only
travel in one direction, without striking the obstruction.
All of the following statements about driving an MWS apparatus through areas of restricted
horizontal and vertical clearances are true EXCEPT: - CORRECT ANSWER - Use the
appropriate turn signal.
, The best type of strainer to use in a shallow stream is a: - CORRECT ANSWER - Floating
strainer.
NFPA rates all fire pumps to meet their capacity from a draft at: - CORRECT ANSWER -
10 feet of lift.
Which equation is used to determine the elevation pressure loss for resupplying a pumper located
approximately 20 feet above the location of the MWS? - CORRECT ANSWER - EP =
0.5x20
The best definition of water pressure is the: - CORRECT ANSWER - Force of water per
unit area.
All of the following factors must be included when determining the total pressure loss (TPL)
EXCEPT: - CORRECT ANSWER - Pump pressure loss
The hand method can be used for estimating the friction loss in a hoseline with a diameter of: -
CORRECT ANSWER - 2 1/2 inches
Large diameter hoses are generally defined as hoses with a diameter between: - CORRECT
ANSWER - 4-6 inches.
When a dry supply line is being charged, it is important to open the: - CORRECT
ANSWER - Bleeder valve.
One of the drawbacks of a piston positive displacement pump is the: - CORRECT
ANSWER - Fire stream tends to pulsate.
To correct for lateral thrust wear on parts in centrifugal pumps, the pump: - CORRECT
ANSWER - Has water enter the impeller in both directions.