du/dy @ y=1.5 is wrong , i mean the final answer is -2.333 and not 0.367 please make the corrections. anyways this piece is really helpful, good and quite explanatory
If you have difficulty solving problems on dynamic viscosity then watch the video from this playlist: ru-vid.com/group/PLVuCezcNgOog5GuqwATBuhOtjZg1SDV0n Simple explanation in Hindi