34.9 MB (3.6 MB compressed)
4460 x 2736 pixels
37.8 x 23.1 cm ⏐ 14.9 x 9.1 in (300dpi)
PHIL DEGGINGER / SCIENCE PHOTO LIBRARY PHIL DEGGINGER / SCIENCE PHOTO LIBRARY
Shown here is a simple electrical circuit consisting of a battery, a switch and a lamp. With the switch in the on position, the circuit is closed and the lamp is lit.
Model release not required. Property release not required.