What is the boiling temperature of water?
What will be an ideal response?
212ºF
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The speed of the synchronous motor used to sense time is proportional to its number of poles and the ____-hertz line frequency.
A. 40 B. 50 C. 60 D. 70
When cutting teeth for a worm gear, how does one compute the pitch diameter?
A. D + (2 × a) B. .686 × Pa C. P × N D. DO - (2 × a)
Fluxes that are active at room temperature ____.
A. must be neutralized after completing the job B. cannot be neutralized C. do not have to be cleaned off the part D. must only be removed if the part is to be painted
The B/C ratio for a mosquito control program proposed by the Harris County Department of Health is reported to be 2.1. The person who prepared the report stated that the annual health benefits were estimated to be $400,000, and that disbenefits of $25,000 per year were used in the calculation. He also stated that the costs for chemicals, machinery, maintenance, and labor were estimated at $150,000 per year, but he forgot to list the cost for initiating the program (trucks, pumps, tanks, etc.). If the initial cost was amortized over a 10-year period at 8% per year, what is the estimated initial cost?
What will be an ideal response?