The phase velocity of a wave tells us how fast any given phase of the wave is moving e.g. the crest. If we examine some fixed position, then we can count how frequently a full wavelength passes this position as the wave moves with time. This leads us directly to $v = Î»f$.
Beverly Hills, Michigan, in Oakland county, is 3 miles N of Southfield, Michigan and 16 miles NW of Detroit, Michigan. The people of the town are in the Detroit metropolitan area.
Auburn Hills, MI. Auburn Hills is located in southeast Michigan. Auburn Hills is part of Oakland County. Auburn Hills has 16.60 square miles of land area and 0.04 square miles of water area. As of 2010-2014, the total Auburn Hills population is 21,639, which has grown 9.08% since 2000.