A pulse of a wave train travel s along a stretched string and reaches the fixed end of the string and reaches the fixed end of the string.it will be reflected back with

Options

A. a phase change of `180^(@)` with velocity reversed
B. the same phase as the incident pulse with no reversal of velocity
C. a phase change of `180^(@)` with no reveral of velocity
D. the same phase as the incident pulse but with velocity reversed

Answer

a