Thursday
December 18, 2014

Posts by Armany


Total # Posts: 1

Physics
At a factory, a noon whistle is sounding with a frequency of 480 Hz. As a car traveling at 85 km/h approaches the factory, the driver hears the whistle at frequency fi. After driving past the factory, the driver hears frequency ff. What is the change in frequency ff − fi...
April 17, 2012

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