A customer orders 17 of the upright welded supports shown in Figure 3-1. Each support plate weighs 21 pounds. What is the total weight of the order, in pounds?
ANS: 357
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Farmers historically have organized agricultural bargaining groups called
A) partnerships. B) cooperatives. C) unions. D) cartels
Technician A says that the micrometer operates on a simple principle: The spindle has 20 threads per inch, so one revolution of the thimble will advance or retract the spindle 1/20 of an inch. Technician B says that spindle has 50 threads per inch, so one revolution of the thimble will advance or retract the spindle 1/50 of an inch. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
What is the primary land type in the world?
A) Rangeland B) Farmland C) Urbanized land D) Forest and woodland
200-pound air handler is to be suspended by four threaded rods with a spring-mounted vibration isolator
on each rod. What weight rating (in pounds) of the vibration isolators should be used? a. 200 b. 100 c. 75 d. 50