Which of the following will shorten the life of a filament in an incandescent lamp?
a. Operating at cooler temperatures
b. Operating at warmer temperatures
c. Frequently turning it on and off
d. The use of a photosensor
b. Operating at warmer temperatures
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List five areas of agriscience
What will be an ideal response?
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Find the length of hip jack rafter B in the accompanying figure.
A. 57" B. 58" C. 59" D. 60"
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How many pounds of salt should be allocated per cow per year?
A) 36 lbs B) 6 lbs C) 24 lbs D) 48 lbs E) 12 lbs
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Braking resistors are
A) designed to fail as an open circuit B) extremely high-tolerance components C) very high-power resistors D) used exclusively in the automotive field
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