Mini Pecan Pie Muffins. Iâm sharing another tried-and-true recipe from my cookbook. I love these mini muffins because theyâre delicious, easy to make (you donât even need a mixer), they freeze well, and theyâre done in 20 minutes! I brought these to school today to share in the teacherâs lunch room and they disappeared.
Example: Calculate Streetlight Watt of following Street Light Area, 1  Required Illumination Level for Street Light (L) is 6 Lux per Square Meter. 2  Luminous efficacy (En) is 20 Lumen per Watt. 3  Required Street Light Area to be illuminated (A) is 1 Square Meter.
1 Lumens measure how much light you get from a bulb. 2  More lumens means it's a brighter light; fewer lumens means it's a dimmer light. 3  Look for the Lighting Facts label on light bulb packages to help you find the right lighting option.ut with new lighting options designed to use significantly less energy, buying bulbs based on watts is no longer a reliable way to gauge the right level of brightness. That instead takes lumens, which measure how much light you get from a bulb.