Question

You're driving over a bridge at 65.0 km/h, listening to an AM radio station broadcasting at 535 kHz The station's transmitting antenna is directly behind you, and its signals are reaching your car both directly and after reflecting off a metal bridge struc- ture ahead of you. The resulting interference means that you experience a varying signal strength. What's the time you per- ceive between the maximum signal strength and the following minimum signal?

Answer 1

3X108 535X13 S61m Heve the wqve Now thedistance befwen Marimum lougtigna 2= Simal aua mal i gieu as 2 Ninimuh 561 - 280.4w 2 Here speeaf o CaY v=65.0 K/u= 18.055 s NOus time oetasee max. ihen as t 280.4 - IS.5 secoudor