A) 7.21 unit
B) 10.82 unit
C) 18 unit
D) 54 unit
Correct Answer: B
Solution :
\[\psi =3xy\] \[u=\frac{\delta \psi }{\delta y}=3x,\] \[v-\frac{\delta \psi }{\partial }=-\,3y\] Resultant velocity, \[v=\sqrt{{{u}^{2}}+{{v}^{2}}}=\sqrt{9{{x}^{2}}+9{{y}^{2}}}\]You need to login to perform this action.
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