Question

imit and wil Please plan according You are free to use your notes and book, but are not allowed the internet or other people. You may access the internet to open your bexthook 1 pts D Question 13 At constant speed, a source of sound approaches passes and moves away from a stationary listener. The pitch of the sound heard by the listener gradualily becomes Nigher Previos Net saved Submit Quir

Answer 1

option d is correct,

By dopplers formula, f = fo * v/(v-v_s) where v and vs are speed of sound and source,fo is frequency of source.

So frequency remains constant , stops momentarily again constant but lower.

Pitch behaves same as frequency.