Technician A says that a stuck open wastegate can cause the engine to burn oil. Technician B says that a clogged PCV system can cause the engine to burn oil. Which technician is correct?
A) Technician A B) Technician B C) Both technicians D) Neither technician
B
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Which of the following is a true statement about rigging hardware?
a. Shouldered eyebolts are not acceptable for lifting operations. b. Screw-pin shackles require a cotter key to be installed in the end of the pin. c. Serrated-jaw clamps are the only type of hardware that needs no rated load information. d. Plate clamps are designed to lift only one plate at a time.
In this diagram, what would happen if the ground (red arrow) was disconnected?
A) Windows would not work at all B) Only one motor would work C) Windows would work from the master control only D) Windows would operate slowly
The pressure-reducing valve is responsible for:
A) Condensing water vapor. B) Controlling the hot-water circulator. C) Adding makeup water to the boiler. D) Retrieving makeup water from the boiler.
According to the first law of thermodynamics, energy can transfer from one state to the other through processes like heating and cooling but the amount of energy in the system ________ change
A) does not B) Might change C) does D) None of the above