A train station bell gives off a fundamental tone of 500 Hz as the train approaches the station at a speed of 20 m/s.If the speed of sound in air is 335 m/s,what will be the apparent frequency of the bell to an observer riding the train?

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The Answer of A train station bell gives off a fundamental tone of 500 Hz as the train approaches the station at a speed of 20 m/s.If the speed of sound in air is 335 m/s,what will be the apparent frequency of the bell to an observer riding the train?

A Train Station Bell Gives Off a Fundamental Tone of 500