Question

Chapter 7 sound physics class 10 icse notes​

Answer 1

Answer:

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Chap.ter 7 sound ph.y.sics class 10 ic.se note.s

and ope.n this refe.rs to the attac.hment

Answer 2

Answer:

se.arch on go.ogle

Chap.ter 7 sound ph.y.sics class 10 ic.se note.s

and ope.n this refe.rs to the attac.hment