As the moving sound source passes by, the pitch heard is lower due to?
a. the lower frequency waves behind the moving source.
b. the higher frequency waves behind the moving source.
c. the waves behind have lower amplitude.
d. the waves behind have higher amplitude.
@ganeshie8
@Luigi0210
@thomaster
please help :)

Question

As the moving sound source passes by, the pitch heard is lower due to?
a. the lower frequency waves behind the moving source.
b. the higher frequency waves behind the moving source.
c. the waves behind have lower amplitude.
d. the waves behind have higher amplitude.
@ganeshie8 
@Luigi0210 
@thomaster 
please help :)

mayankdevnani · Answer

its due to DOPPLER'S EFFECT

mayankdevnani · Answer

http://en.wikipedia.org/wiki/Doppler_effect

mayankdevnani · Answer

http://www.encyclopedia.com/topic/Doppler_effect.aspx

mayankdevnani · Answer

http://www.pstcc.edu/departments/natural_behavioral_sciences/Web%20Physics/Chapter017.htm

mayankdevnani · Answer

hope it helps you. @geny55