Henry Ernest Dudeney/Puzzles and Curious Problems/348 - Blowing Out the Candle/Solution

by : $348$

 * Blowing Out the Candle

Solution

 * The trick is to lower the funnel until the dotted line, $CA$, on the top in the diagram, is in line with the flame of the candle.
 * Any attempt to blow the candle out with the flame opposite the centre of the opening of the funnel is hopeless.