Given: DepthHolesizeInternalflushdrillpipeDrillcollarViscosimeterreading@300RPMViscosimeterreading@600RPMPumpvolumetricefficiencyPumpmechanicalefficiency=7,500ft=8inches=5",19.5lb/ft,GradeE=6.25"2.8125",600ft=30=45=0.92=0.87 From the given data, calculate the pump output horse power required for good hole cleaning in normal formation zone area ( 0.465psig/ft gradient) using surface equipment type 3 with nozzle velocity of 300ft/ second and average annular velocity of 210ft/ minute if drilling was conducted overbalanced 200 psig using 3 cones roller bit with nozzle constant of 0.91 and mud is assumed as Bingham Plastic fluid. (33 Marks)