In Doppler effect, when a source moves towards a stationery observer, the apparent increase in frequency is due to

In Doppler effect, when a source moves towards a stationery observer,

1.	In Doppler effect, when a source moves towards a stationery observer, the apparent increase in frequency is due to
Answer» INCREASE in WAVELENGTH of sound RECEIVED by OBSERVER decrease in wavelength of sound received by observer increase in number of waves received by observer in one sound decrease in number of waves received by OVSERVER in one sound Answer :B