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Unit - 6.2 Reflection and Characteristics of Sound — PHYSICS STD 7 — Question

ICSE BoardEnglish MediumSTD 7PHYSICSUnit - 6.2 Reflection and Characteristics of Sound1 Mark
Question
Define time period and its SI unit.
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Answer

The time taken by one complete oscillations in the density of the medium is called time period. It is denoted by the capital letter T. Its S.I unit is second.

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