Two waves are represented by

$y_1=5 \sin 2 \pi(75 t-0.25 x)$

$y_2=10 \sin 2 \pi(150 t-0.50 x)$

The intensity ratio $\frac{I_1}{I_2}$ of the two waves is

  • A$1: 2$
  • B$1: 4$
  • C$1: 8$
  • D$1: 16$
Medium
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