# Answer on Mechanics | Relativity Question for rupesh kumar

Question #39276

An ambulance siren has a fundamental frequency of 261 Hz .The ambulance is headed

towards an accident site with a speed of 100km/h .Two police officers on separate

motor cycles head for the same accident site: one follows the ambulance with a speed of 90km/h

and the other approaches the accident site from the other direction with a speed of 90 km/h .

What frequency does the ambulance siren has for each of the police

officers? Take the speed of sound equal to 340m/s .

towards an accident site with a speed of 100km/h .Two police officers on separate

motor cycles head for the same accident site: one follows the ambulance with a speed of 90km/h

and the other approaches the accident site from the other direction with a speed of 90 km/h .

What frequency does the ambulance siren has for each of the police

officers? Take the speed of sound equal to 340m/s .

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