PRACTICE EXAMINATION 2026 QUESTIONS
WITH ANSWERS GRADED A+
• The purpose of a bypass line around a system filter is to A. regulate
pressure. B. allow passage of flow in case of emergency. C. offer less
resistance to flow than bushings. D. require less space than bushings..
Answer: B. allow passage of flow in case of emergency.
• The best way to keep dirt out of a bearing is to use A. a seal. B. a cap. C. a
shield. D. packing..
Answer: A. a seal.
• The first pass in a bevel pipe weld is called the A. root pass. B. included
pass. C. lap pass. D. tack pass..
Answer: A. root pass.
• In power transmission, a transformer is used to raise the voltage on the
sending end and lower the voltage on the receiving end in order to decrease
A. corona loss at towers. B. insulator length on units. C. eddy currents in
breakers. D. wire size of power lines..
Answer: A. corona loss at towers.
• What is most harmful to the human body? A. Current B. High voltage C
High resistance D. Reactance.
Answer: A. Current
• In dealing with pumping, the term "static head" means the A. energy
demanded by piping system to overcome Friction loss. B. kinetic energy in a
flowing liquid. C. vertical distance in feet from liquid level in suction tank
to point of free discharge. D. gauge reading at pump suction plus velocity
head..
Answer: C. vertical distance in feet from liquid level in suction tank to point
of free discharge.