A composite string is tied between two fixed walls as shown

Last updated: 6/21/2023

A composite string is tied between two fixed walls as shown in the figure Both the strings are made of the same material and have a radius of cross section in ratio 2 1 and lengths in ratio 1 2 A pulse of amplitude 10mm is travelling from left to right the the amplitude of transmitted and reflected wave is 10 a mm 3 b 6 20 mm mm 3 10 3 mm 10 C 3 20 mm 3 mm 20m 3 10 d m 3 mm mm