Answer Posted / mike
ActivityFootcandlesLux Hallways5-755-75
Entertaining10-20110-215 Dining10-20110-215 Easy
reading20-50215-540 Bathroom20-50215-540 Kitchen—basic
lighting20-50215-540 Kitchen—food prep50-100540-1075
Difficult reading or writing50-100540-1075 General workshop
lighting50-100540-1075 Fine or detailed work100-2001075-2150
- See more at:
http://www.the-house-plans-guide.com/lighting-calculation.html#sthash.RScVEhq0.dpuf
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
Pleae send me last 5 years of Question book about RRB chennai.
how does an encoder work???
what is difference between isolation and ultra isolation transformer?, what is the method of testing ?
What must be the minimum distance maintained between 2 Generators as per International standards?
What is the power factor of a transformer at no load?
i am an maintenance engineer. one distribution board have 5 feeder. recently its ELR trips frequently, but it take some times after trip( 10min,20min..)but 3 feeder no load. two feeder only loaded. i checked one feeder IR value all values are above 50Mohm.but B phase to Earth is only 9Mohm.any problem about low value
How 3 phase invertor works?
what is the saturation point of crgo lamination.
what is meant by poly phase induction motor ? how its operating by single phase or three phase?
1 Ton is equal to how many watts?
What is servo lock in CNC how they work and if any parameter for them in CNC machine
What is limitedly stable system?
How to Calculate the Fault Level of Electrical Installation
How to calculate Grid rotor resistance(GRR) losses in slip ring induction motor?
hi every body i am master student in control engineering and my project is slip control in trains i assumed a Dc motore as traction motor but i don't have characteristics of this kind of motor that is used in train. i want from every body if he or she has the characteristics or information about Dc motor that is used in train give me those information or technical characteristics .