25.1 MB (933.5 KB compressed)
3617 x 2421 pixels
30.7 x 20.6 cm ⏐ 12.1 x 8.1 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.