Doppler Effect

Q&A › Category: Physics › Doppler Effect
SANTANU SINGH asked 7 years ago

A fire alarm sounds with a frequency of 480Hz. Two fire engines rush to the site to extinguish the fire from opposite directions. One travels with a speed of 33m/s and the other with 27.5m/s. If the velocity of sound in air be 330m/s, what will be the difference between the frequencies of the sirens are Heard by the drivers of the two engines ?

1 Answers
santanu pradhan answered 6 years ago

Ans : 8 Hz

SANTANU SINGH replied 6 years ago

Wrong

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