Boiler protection is accomplished by ____ the rate of heat flow from the boiler into the distribution system whenever the boiler temperature approaches or falls below a specified minimum operating temperature.
a. reducing
b. resetting
c. increasing
d. stabilizing
a. reducing
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A(n) ____ separates iron from waste materials and sinters ore and flue dust.
A. electric arc furnace B. blast furnace C. induction furnace D. casting furnace
Although speakeasies and hard liquor flourished, historians argue that Prohibition wasn't entirely a failure for all of the following reasons EXCEPT
A. bank savings increased. B. absenteeism in the workplace decreased. C. people consumed less alcohol overall. D. crime levels decreased. E. more people lived a sober lifestyle.
Hybrid electric vehicles ________
A) May use an offset engine crankshaft to reduce internal friction B) Usually do not use a conventional starter motor C) Both A and B D) Neither A nor B
A simple way to delete a record using ____ is with the -d (delete) option.
A. awk B. sed C. test D. tr