30.3 MB (1.0 MB compressed)
3979 x 2663 pixels
33.8 x 22.6 cm ⏐ 13.3 x 8.9 in (300dpi)
TREVOR CLIFFORD PHOTOGRAPHY / SCIENCE PHOTO LIBRARY TREVOR CLIFFORD PHOTOGRAPHY / SCIENCE PHOTO LIBRARY
Simple circuit to measure volts. This circuit consists of a bulb (bottom) connected to a battery (top) with a voltmeter (centre) connected in parallel across it.
Model release not required. Property release not required.