Ground fault circuit interrupters for personnel protection will open the circuit with a ground fault of approximately ____ mA.
a. 0.5
b. 1
c. 5
d. 10
c. 5
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The specific volume of water at the critical point is 0.003155 m3/kg. The water is cooled at a constant specific volume from the critical point. Considering the data given here, determine the quality of the mixture as its temperature falls to 340°C, 300°C, 200°C, and 100°C:
Given: v = 0.003155 m3/kg
What will be an ideal response?
List three factors that influence selecting the drawing scale.
What will be an ideal response?
Before beginning a roofing project, identify potential hazards by preparing a _____.
a. job-site survey b. safety review c. job hazard analysis d. hazard inventory
A plant compensates for cooler temperatures by using more energy derived from carbohydrates,
resulting in higher ____ levels.
a. photosynthesis c. food production b. respiration d. light energy