give three examples where multiple reflection of sound is used
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4
the examples are -
1) megaphone
2) sound boards
3) ear trumpet
1) megaphone
2) sound boards
3) ear trumpet
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8
Hii..
ur answer is here==>
1) It is used in ceiling of the concert hall which is curved.
2)It is used in megaphone.
3)It is used in SONAR.
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