A copy stand is used to photograph a flat document so that the image recorded on the…
PHYSICS · Multi-part · CBSE · Physics · Light — Reflection and Refraction · Light — Reflection and Refraction
Problem
A copy stand is used to photograph a flat document so that the image recorded on the sensor is exactly one-half the size of the original.
(1) The sensor is positioned 40 mm behind the lens. Calculate the required distance between the document and the lens.
(2) State whether the image on the sensor is upright or inverted relative to the document.