UPDATED ACTUAL Exam Questions and
CORRECT Answers
When starting a centrifugal pump that is part of a manifold with no check valves. - CORRECT
ANSWER - You should open the suction valve, start the pump and open the discharge
valve slowly.
A valve inserted in a water line between the corporation stop and the water meter is generally
called. - CORRECT ANSWER - Curb cock
To check sheave wear. - CORRECT ANSWER - Measure each groove angle
Variable pitch sheaves may be used in some cases to provide which of the following types of
speed changes - CORRECT ANSWER - small
Absolute pressure is gauge - CORRECT ANSWER - Pressure plus 14.7 psi
Which of the following best describes the basic types of sprinklers systems in a building -
CORRECT ANSWER - Standard wet-type system, Standard dry-type system,
A deluge system
Power equals - CORRECT ANSWER - Force x distance divided by time
Torches should be inspected for leakage at the - CORRECT ANSWER - Tip,
Valves,
Hose connections
, Smoke detection is usually accomplished by using either photo-electric scanning, ionization
chambers or smoke reflection devices? - CORRECT ANSWER - True
If a coupling is not properly aligned - CORRECT ANSWER - 1. Will fail quicker
2. Wear out equipment and the bearing
To protect a pump and motor against slight misalignment, they are often connected by a. -
CORRECT ANSWER - Flexible coupling
The coating on a metallic electrode: - CORRECT ANSWER - Stabilizes the arc and
controls oxidation.
When severing a length of 2 inch pipe it is prefferrable to use: - CORRECT ANSWER -A
pipe cutter
What is the main purpose of the emergency electric power system? - CORRECT
ANSWER - Run equipment essential to human life for safety.
Baffles is a grease interceptor reduce the ___________ within interceptors: - CORRECT
ANSWER - Turbulence
Parralel alignment is: - CORRECT ANSWER - Where the centerlines of the two shafts are
parralel.
Usually, it the motor in a system feels hot and you think it is overloading, you should not open
the flow valve further because: - CORRECT ANSWER - Increased flow will usually
increase horsepower requirements.
Which of the following alarm will start diesel fire pumps: - CORRECT ANSWER - Water
flow alarm.