Question:
person blows into open end of a long pipe As a result a high
Last updated: 6/11/2023
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person blows into open end of a long pipe As a result a high pressure pulse of air travels down e pipe When this pulse reaches the other end of the pipe A A high pressure pulse starts travelling up the pipe if the other end of the pipe is open B A low pressure pulse starts travelling up the pipe if the other end of the pipe is open C A low pressure pulse starts travelling up the pipe if the other end of the pipe is closed D A high pressure pulse starts travelling up the pipe if the other end of the pipe is closed