A boy drops a stone a stone into it and hears sound after 5.35 s what is the speed of the sound
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S = ut + 0.5at²
= 0 + 0.5gt²
= 0.5 × 9.8 m/s² × (5.35/2 s)²
= 35.06 m
Speed = Distance / Time
= (35.06 m) / (5.35 / 2 s) ………[∵ Half of the time is taken for stone to fall]
= 13.10 m/s
∴ Speed of sound is 13.10 m/s
[Note: Speed of sound cant be this much small]
= 0 + 0.5gt²
= 0.5 × 9.8 m/s² × (5.35/2 s)²
= 35.06 m
Speed = Distance / Time
= (35.06 m) / (5.35 / 2 s) ………[∵ Half of the time is taken for stone to fall]
= 13.10 m/s
∴ Speed of sound is 13.10 m/s
[Note: Speed of sound cant be this much small]
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