A precollision system uses _____ to detect possible collisions.
A. laser ranging
B. radar
C. sonar
D. optical ranging
Answer: B. radar
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Which of the following statements is LEAST-Likely true?
A. By design, disc brakes automatically adjust themselves, but drum brakes require periodic adjustment. B. As drum brake linings wear, increased clearance between the lining and the drum results in more brake pedal travel before pressure can build and the brakes start to apply. C. The disc brakes in the front and the drum brakes in the rear are connected hydraulically in the master cylinder. D. The tandem master cylinder design prevents the rear brakes from applying fully before the front brakes contact the brake drum.
What is the difference between cross-pollination and self-pollination?
What will be an ideal response?
Using Figures 22-2 and 22-3, determine the cost for a 250-foot by 200-foot warehouse. The exterior walls are to be concrete block, which are used as bearing walls. The warehouse is 20 feet high. Include ten 7-foot by 8-foot dock levelers in the costs.
What will be an ideal response?
Which refrigerant is due to be phased out (no new refrigerant manufactured) by 2030?
a. HFC-410A b. HFC-407A c. HCFC-22 d. HFC-417A