Science, asked by mahisingh27, 1 year ago

Please solve these three questions???

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Answered by sanjana188

1

27 the source of sound should be place at A

mahisingh27: thanks

mahisingh27: or bhi to hai

sanjana188: sorry i only know this

mahisingh27: no problem

mahisingh27: I'll find it from another website

mahisingh27: ok

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