In normal driving, some drivers use the hand valve before the brake pedal to prevent a jack-knife. Which of the statements is true?
a. It is the best way to brake and keep the truck in a straight line.
b. It should not be done.
c. It results in less skidding than using the brake pedal alone.
b. It should not be done.
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Which of the following statements regarding evaporator pressure regulators (EPR) is true?
a. The EPR begins to close as the evaporator temperature increases. b. An EPR is installed between the expansion valve and evaporator. c. An EPR is installed between the evaporator and compressor. d. An EPR responds to the outlet pressure of the evaporator.
Which of these is NOT a reproductive or sexual characteristic of a male?
a. aggressive behavior c. penis, duct, and accessory organs b. production of the hormone estradiol d. production of spermatozoa by the testes
A telescopic gauge is used with what other measurement tool?
A) Straightedge B) Feeler gauge C) Micrometer D) None of these
What is the difference between a viscous impingement filter and a standard filter?
A) viscous filters are tested for viscosity B) viscous filters are treated with a sticky substance to trap and hold dirt C) viscous filters use an electrical charging system D) viscous filters are specifically for filtering oil