4. your clock radio awakens you with a steady and irritating sound of frequency of 600 hz. one morning, it malfunctions and cannot be turned off. in frustration, you drop the clock out of your fourth-story dorm window, 15.0 m from the ground. assume the speed of sound is 343 m/s. as you listen to the falling clock radio, what frequency do you hear just before you hear it strike the ground?