Q) The velocity v (m/s) of air flowingpast a flat surface is measured at severnl distances y(m) away fom the surfhce. Use Newton's viscosity law to detenmine the shear stress N/m) at the surface (y-0). dv dy Assume a value ofdynamie viscosity -1.8* 10 N.s/n? 0.002 Y, m V. m/s 0.024 4.299 0.006 0.012 0.018 0.287 0.899 | 1.915 3.048 a- Use two forward difference approximations for h-0.006. Estimate the approximate percent relative error, Use two forward difference approximations with a step size of 0.012 Ch-0.012). Estimate the approximate percent relative eror, & Apply Richardson extrapolation. Estimate the approximate percent relative error, E Use unequally spaced three data and the first-derivative of a second-order d. Langrange polynomial to evahuate the derivative (y-0) and shear stress. Estimate the approximate percent relative enor, & ) Compare the approximate estimates of the enor (e) for the formulas used.

Q) The velocity v (m/s) of air flowingpast a flat surface is measured at severnl distances y(m) away fom the surfhce. Use Newton's viscosity law to detenmine the shear stress N/m) at the surface (y-0). dv dy Assume a value ofdynamie viscosity -1.8* 10 N.s/n? 0.002 Y, m V. m/s 0.024 4.299 0.006 0.012 0.018 0.287 0.899 | 1.915 3.048 a- Use two forward difference approximations for h-0.006. Estimate the approximate percent relative error, Use two forward difference approximations with a step size of 0.012 Ch-0.012). Estimate the approximate percent relative eror, & Apply Richardson extrapolation. Estimate the approximate percent relative error, E Use unequally spaced three data and the first-derivative of a second-order d. Langrange polynomial to evahuate the derivative (y-0) and shear stress. Estimate the approximate percent relative enor, & ) Compare the approximate estimates of the enor (e) for the formulas used.