Distance speed time. Q r v A r A W T r A L displaystyle Qrho vA frac rho AW T frac rho A L where. The friction table below can be used to approximate the roadway friction based upon different roadway surface types and whether or not.
The Formula for Average Speed You measure your average speed in distance per time.
This is the way the speed of a car is typically measured. The formula is expressed below. In science and physics the standard unit of measure for speed is generally meters per second or ms. The Wave speed formula which involves wavelength and frequency is given by.