String-1 is connected with string-2. The mass per unit length in string-1 is `mu_(1)` : and the mass per unit length in string-2 is `4mu_(1)`. The tension in the strings is T. A travelling wave is coming from the left. What fraction of the energy in the incident wave goes into string-2 ?

Options

A. `1//8`
B. `4//9`
C. `2//3`
D. `8//9`

Answer

B