Sound WavesHard
Question
A progressive wave on a string having linear mass density ρ is represented by y = A sin 
where y is in mm. Find the total energy (in μJ) passing through origin from t = 0 to t = 
. [Take : ρ = 3 × 10-2 kg/m ; A = 1 mm; ω = 100 rad/sec ; λ = 16 cm]
where y is in mm. Find the total energy (in μJ) passing through origin from t = 0 to t = . [Take : ρ = 3 × 10-2 kg/m ; A = 1 mm; ω = 100 rad/sec ; λ = 16 cm]Options
A.6
B.7
C.8
D.9
ρA2ω2 × 
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