Physics, asked by kuoj2490, 1 year ago

How does the sound of lub and dub produce igcse?

Answers

Answered by nevetha

0

igcse pls see the spelling weather it is correct are not

Answered by arunasreecom

0

Answer:

Explanation:

LUB - closure of vicious and tricyclic valves

FUN - closure of semilunar valves

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