JEE Main & Advanced
Physics
Wave Mechanics
Question Bank
Numerical Value Type Questions - Doppler's Effect
question_answer
A source is moving with constant speed\[{{v}_{s}}=20m/sec\]towards a stationary observer due east of source. Wind is blowing at the speed of 20 m/sec due to \[60{}^\circ \]north of east. The source is generating of frequency 500 Hz. Then find frequency (in Hz) registered by observer. [Speed of sound I still air\[=330m/sec.\]]