The diameter of the piston is 50 mm and the flow rate is 0.3 m3/ min?

Question

What will be the velocity of piston movement for a single-acting hydraulic actuator, when the fluid pressure is 100 bar, the diameter of the piston is 50 mm and the flow rate is 0.3 m³/ min?            

         (a) 2.41 m/s                     (b) 2.55 m/s

         (c) 2.67 m/s                     (d) 2.84 m/s