As soon as the trolley’s forward wheels pass the switch lever you throw the switch so that the rear wheels go on the other track. Since the wheel trucks can’t swivel 90 degrees, the trolley derails gracefully, saving all lives.
As soon as the trolley’s forward wheels pass the switch lever you throw the switch so that the rear wheels go on the other track. Since the wheel trucks can’t swivel 90 degrees, the trolley derails gracefully, saving all lives.
This reminds me of my mate in primary school answering the fox, chicken, and grain river puzzle by saying “they should all cross on jet skis.”