11.33: For the set-up shown of a candle and screen
1c )( fgt.2b kn*bamxp 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 can
n at2cgb*mx k(bf).p 1dle. 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?