Rafters are typically set 16 inches or 24 inches OC and are angled from the top plate of a wall to a(n) _____.
a. peak purlin
b. top plate
c. apex beam
d. ridge board
Answer: D
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A scaled sketch of a suspended ceiling grid should indicate the direction and location of the main runners, cross tees, light panels, and ____.
a.ceiling insulation b.wall boards c.border panels d.floor plan
For a given locality, calculate the number of stations allowable in the AM broadcasting band (540 to 1600~kHz) without interference with one another.
What will be an ideal response?
Technician A says that a Pitman arm is usually timed to a sector shaft by means of center alignment marks. Technician B says that to center an off-center steering wheel, set the steering tires in the straight-ahead position, remove the Pitman arm, center the steering wheel, then reconnect the Pitman arm. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
Imagine that as an engineering intern you have been assigned the task of selecting a motor for a pump. After reviewing motor catalogs you narrow your choice to two motors that are rated at 1.5 kW. Additional information collected is shown in an accompanying table. The pump is expected to run 4200 hours every year. After checking with your electric utility company, you determine the average cost of electricity is about 11 cents per kWh. Based on the information given here, which one of the motors will you recommend to be purchased?
