A sound wave have frequency 2Hz and wave length 40 cm how much long it's take to travel 1.6km
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Frequency = 2 Hz
Wavelenght = 40cm = 0.4 m
Speed = wavelenght ×Frequency
Speed = 2 × 0.4
Speed = 0.8 m/s
Time taken to travel 1.6km ( 1600m)
= 1600 ÷ 0.8
=2000 s
= 33.33 mins
Wavelenght = 40cm = 0.4 m
Speed = wavelenght ×Frequency
Speed = 2 × 0.4
Speed = 0.8 m/s
Time taken to travel 1.6km ( 1600m)
= 1600 ÷ 0.8
=2000 s
= 33.33 mins
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