3v 10 A car is moving with a velocity towards a medium MNRP

Last updated: 6/21/2023

3v 10 A car is moving with a velocity towards a medium MNRP as shown where v is the speed of sound in air Two men A an B are moving towards each other in the medium with the velocities and respectively The speed of sound in medium is 7v and medium is kept at rest The car is emitting a sound of frequency f Then choose the correct option s N R The wavelength received by the man A is 49v 10f The wavelength received by the man A is different from the wavelength received by man B The ratio of frequency observed by the man A to that observed by the man B is 123 128 640 f