Amazon has a new product called WorkMail debuting today (via Forbes), which is an email and calendaring service that aims to provide those tools for corporate customers. The tech is based on Amazonâ¦
One of the boundaries, called the Arc Flash Boundary, is based on the expected Incident Energy from an arc flash, and is intended to protect workers from burns if such an accident occurs.
arc. in geometry, a curved line or any part of it; in particular, a portion of the circumference of a circle. The length s of an arc of a circle of radius r and subtending a central angle of Î¸ radians is s = r Î¸; if Î¸ is measured in degrees, then the arc is given by s =2Ï r Î¸/360. in electricity, highly luminous and intensely hot discharge of electricity between two electrodes.