Question

if two organ pipes of length 50 cm and 51 CM sounded together produce 7 beats per second the speed of sound is?​

Answer 1

Answer:

ANSWER

δ=

2l

v

Beat=δ

1

−δ

2

6=

2(50)

v

−

2(51)

v

6=v(

2×50

1

−

2×51

1

)

v=

2×51−2×50

6×2×50×2×51

=30600 cm/s =306 m/s

Explanation:

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