11.33: For the set-up sh
ti;g s6 +(6iglld2elqown of a candle and screen placed 30 cm apart, there are two locations at which a thin converging lens can be placed to produce a focused real image. One real image of the candle appears on the screen when the lens is located 12 cm from the candle
gq+ 2g;6l6d i elilts(. From this location, how does this lens now have to be moved in order to make the second real image of the candle appear on the screen?