Three Measurements Are Made of the X-Component Velocity in the Diffuser

Multiple Choice

Three measurements are made of the x-component velocity in the diffuser of an incompressible plane flow to be 32 m/s, 28 m/s and 20 m/s. The measurement points are
Along the centerline of the symmetrical diffuser and are 4 cm apart. The y-component of the
Velocity 2 cm above the centerline is approximated to be:

A) 2 m/s
B) 3 m/s
C) 4 m/s
D) 5 m/s