MadSci Network: Engineering
Query:

Subject: how do they measure the lumens of a light bulb?

Date: Tue Nov 14 21:32:41 2000
Posted by Dan
Grade level: 4-6 School: Independent Day School
City: Middlefield State/Province: CT Country: US
Area of science: Engineering
ID: 974255561.Eg
Message:

I am doing a science project involving product testing of light bulbs. I 
notice the 60 watt bulbs I bought have different ratings for "lumens" 
which I understand is a measure of light intensity. How do the 
manufacturer's actually measure this?


Re: how do they measure the lumens of a light bulb?

Current Queue | Current Queue for Engineering | Engineering archives

Try the links in the MadSci Library for more information on Engineering.



MadSci Home | Information | Search | Random Knowledge Generator | MadSci Archives | Mad Library | MAD Labs | MAD FAQs | Ask a ? | Join Us! | Help Support MadSci


MadSci Network, webadmin@www.madsci.org
© 1995-2000. All rights reserved.