Experimental evidence indicates that the drag coefficient for flow around a particular sphere can be estimated by If air at 20◦C flows around the 1-cm-diameter sphere, determine the drag coefficient...

Experimental evidence indicates that the drag coefficient for flow around a particular sphere can be estimated by

If air at 20◦C flows around the 1-cm-diameter sphere, determine the drag coefficient and drag force for air velocities of 1 mm/s and 20 m/s.