# Question of the Day 12-04-2021

Question of the Day
GATE 2015   ME   Question No. 62

Air $(p=1.2\;kg/m^3$ and kinematic viscosity , $v=2\times10^{-5}m^2/s)$ with a velocity of 2 m/s flows over the top surface of a flat plate of length 2.5 m . If the average value of friction coefficient is ${C}_{f}=\frac{1.328}{\sqrt{R{e}_{x}}}$, the total drag force (in N) per unit width of the plate is _____.

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