Doppler Effect

Q&ACategory: PhysicsDoppler Effect
SANTANU SINGHSANTANU SINGH asked 1 year 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 PRADHANsantanu pradhan answered 1 year ago

Ans : 8 Hz

SANTANU SINGHSANTANU SINGH replied 1 year ago

Wrong

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