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α΅αα ααα½αα α¨α¨α¨α³αΉ α αα...
α α₯ααα»α½α αα° 10 α΅ααα α¨αααα£α αααΆαΉα α¨ 9 α₯α α¨ 10 α¨ααα αα
α α΅ α₯αα α₯αα¨αααΈααα α’ αα α΅αααΉ
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αα°α ααα½αα α¨αα°αα α αα°α α’ α«αα¨α¨α° α α? α¨α¨α¨α³αΉ αα°αα α₯αα΄α΅ αα α....αα¨αα±α α₯αα΄α΅ α₯αα°ααα΅α¬α°α αα¬ α₯αα
α³ααπ
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19. Is a distance that a certain point in the medium has moved from its rest position
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18. Rest position is undisturbed position of particle when they are not vebrating.
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17. Defined as the distance b/n identical points on adjecent waves
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16. A to- and -fro movement that repeat itself over and over in a fixed time interval is referred to as
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15. Type of wave propagation depend on wave require medium or not
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14. The material through which the sound travels and reaches your ear is called a
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12. Constructive and destructive is tyoe of interference based on
