Electrical Engineering is a free introductory textbook to the basics of electrical engineering. See the editorial for more information....


Author: E.E. Kimberly

  Problem Answer
1 A rough carpentry shop 50 ft by 100 ft, with no usable natural lighting, is to be illuminated by incandescent units with RLM dome reflectors. The suspension height is 14i ft. Specify the location of outlets and the size of lamp to be used in each. 3 rows, 18-ft spacing, 18 outlets, 300 or 500 watts each. Use diffusing domes.

Last Update: 2011-01-18