Levels Tought:
Elementary,Middle School,High School,College,University,PHD
Teaching Since: | Apr 2017 |
Last Sign in: | 232 Weeks Ago, 6 Days Ago |
Questions Answered: | 12843 |
Tutorials Posted: | 12834 |
MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
A cyclist is biking at a speed of 5 m/s along Fifth Street in Davis.
A ï¬re truck with a siren emitting a sound of frequency 1600 Hz passes the cyclist, moving
in the same direction, after which the cyclist hears a sound of frequency 1540 Hz. How fast
is the ï¬re truck moving? The speed of sound in air is 343 m/s.
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