EASY
9th CBSE
IMPORTANT
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A stretched string is plucked gently to produce a note. The string is producing

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Important Questions on Competition Corner-1

EASY
9th CBSE
IMPORTANT
A stretched slinky is given a sharp push along its length. A wave travels from one end to another. The wave so produced is
EASY
9th CBSE
IMPORTANT
A longitudinal sound wave in air consists of
EASY
9th CBSE
IMPORTANT
Infrasonic vibrations have frequency:
EASY
9th CBSE
IMPORTANT
The range of sonic waves is in between: