Determine the voltages at the nodes iz 2 1 3 3 A 2ix ww

Which of the following distribution systems would you select for a medical research campus? A) Primary selective system. C) Secondary loop system. B) Distributed radial system. D) Primary and secondary loop system. Authoritative rules for electrical design and installation are contained in which of the following 7) documents? A) ASHRAE Handbook of Fundamentals. B) NFPA 101. C) NEC. The illumination from a point source 4 ft. above a surface is 100 foot-candles, and the surface is normal to the source. What will be the illumination level if the surface is tilted 45°? A) 50 foot-candles. B) 100 foot-candles. C) 71 foot-candles. Which of the following lamp types is generally the most energy efficient? A) Incandescent. C) High intensity discharge. B) LED. D) Fluorescent.

Which of the following is not an approved grounding method?A)Metallic underground water pipingB)Ground rodsC)Gas pipingD)Metal frame of a building

Exercise 2 (from chapter 6) For the diagram below, set up the following items; Kirchhoff loop for the bottom loop of the diagram. Kirchhoff loop for the top loop of the diagram. Kirchhoff loop for junctions A and B.