railway RRB JE (CBT I + CBT II) Mock Test 2024 Fluid Mechanics Fluid Kinematics Vorticity and Circulation
The circulation ‘Γ’ around a circle of radius 2 units for the velocity field u = 2x + 3y and v = - 2y is
1
-6π units
2
-12π units
3
-18π units
4
-24π units