Question: A physics professor demonstrates the Doppler effect by tying a 6 5 0 Hz sound generator to a 1 . 0 - m - long

A physics professor demonstrates the Doppler effect by tying a 650 Hz sound generator to a 1.0-m-long rope and whirling it around her head in a horizontal circle at 110 rpm . Assume the room temperature is 20C
.
Part A
What is the highest frequency heard by a student in the classroom?
Express your answer in hertz.
Activate to select the appropriates template from the following choices. Operate up and down arrow for selection and press enter to choose the input value type
Activate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value type
f+
=
nothing
Hz

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