Cos ϕ. This light needs to travel farther in comparison to the axial light to reach a screen, and after that it strikes the monitor at A different angle ϕ. The net end result is that the oblique illumination on the display is lesser than the axial illumination by the https://paging-system42063.shoutmyblog.com/29403761/top-guidelines-of-best-surround-sound-system