Ping-pong ball cannon: Why do barrel and balls fly in the same direction?
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DOI: 10.1119/1.5088805
Abstract: An impressive ping-pong ball cannon can be made by placing a bottle of liquid nitrogen at the bottom of a container and quickly covering it with, say, 1500 ping-pong balls. The liquid turns rapidly into… read more here.
Keywords: ping pong; container; ball cannon; pong ball ... See more keywords