Q. A flute player hears four beats per second when she compares her note to the 523 tuning fork (the note C). She can match the frequency of the tuning fork by pulling out tuning joint to lengthen her flute slightly. What are the three possible values for d?
Q. A 3.10 m long, 360 kg steel beam extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 71.00 kg construction worker stands at the far end of beam. What is the magnitude of the torque about the point where the beam is bolted into place?