Mathematics, 18.10.2020 15:01 pinapunapula
The electrical contractor you work for has been called to investigate a problem with some parking lot lights. The problem is that when the lights come on, they only stay on for about 3 minutes. After some investigation you discover that there are 16 parking lot lights. The farthest row of lights is approximately 1200’ away from the panel. You also find that the installer used #12 THHN CU throughout the entire run. The lighting system is on a 277v 20A circuit and each light is a 400w metal halide. The lights are expected to run more than 3 consecutive hours. In a well thought out manner, explain what you think the problem is and how you would correct it. Reference what NEC articles/tables you use in your explanation.
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Mathematics, 21.06.2019 20:00
The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?
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The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent
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Mathematics, 21.06.2019 21:00
Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.
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The electrical contractor you work for has been called to investigate a problem with some parking lo...
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