When driving at night with no other vehicles ahead, a driver should use:
a. high beam lights
b. low-beam lights
c. parking lights
Answer: a. high beam lights
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Which of the following devices can be used on the PC to connect with a truck data bus?
A. USB port B. serial port C. wireless interface D. all of the above
One low-beam headlamp has burned out on a truck. What is the reason that the other low-beam headlamp is unaffected?
A. The low-beam headlamps are wired in series. B. The low-beam headlamps are wired in parallel. C. The high-beam filament provides an alternate path for current resulting in a backfeed. D. Kirchhoff's current law
The primary purpose of joint reinforcement in a CMU wall is to ______.
A) increase the compressive strength of the wall. B) absorb the tensile stress in the wall caused by the expansion of units. C) increase the shear strength of the wall. D) absorb the compressive stress in the wall caused by the expansion of units. E) absorb the tensile stress in the wall caused by the shrinkage of units.
Metal is being ground from the surface of a crankshaft. Technician A says that 0.010" of metal is removed from the surface of a 0.010" crankshaft. Technician B says that 0.015" of metal is removed from the surface of a 0.030" crankshaft. Who is right?
A. ?Technician A only B. ?Technician B only C. ?Both A and B D. ?Neither A nor B