Which of the following is true of hold-off pressure in most current truck and trailer air brake systems?
A. maintained at 60 psi
B. regulated at 90 psi
C. subject to chassis system pressure
D. dumped when service brake is applied
Answer: B
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Manual push button line voltage starters are manufactured with two or three line voltage contacts.
Answer the following statement true (T) or false (F)
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The ____________________ is a mechanism that allows the starter motor to engage only while the starter motor is operating to start the engine.
Fill in the blank(s) with the appropriate word(s).
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In a series RLC circuit just below the resonant frequency, the impedance is:
A) more capacitive. B) more inductive. C) at maximum. D) at minimum.
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Countersteering is turning away from the intended path of travel.
Answer the following statement true (T) or false (F)
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