Hydraulics and Fluid Mechanics in ME When the pressure intensity at a point is more than the local atmospheric pressure, then the difference of these two pressures is called Absolute pressure Positive gauge pressure Gauge pressure Vacuum pressure Absolute pressure Positive gauge pressure Gauge pressure Vacuum pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is approximately 10 mm 30 mm 5 mm 20 mm 10 mm 30 mm 5 mm 20 mm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Newton’s law of viscosity relates shear stress and rate of angular deformation shear stress, viscosity and temperature viscosity and rate of angular deformation intensity of pressure and rate of angular deformation shear stress and rate of angular deformation shear stress, viscosity and temperature viscosity and rate of angular deformation intensity of pressure and rate of angular deformation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Hydraulic accumulator is used for Generally high pressures to operate hydraulic machines Supplying large quantities of oil for very short duration Supplying energy when main supply fails Accumulating oil Generally high pressures to operate hydraulic machines Supplying large quantities of oil for very short duration Supplying energy when main supply fails Accumulating oil ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Power required (in watts) to drive a centrifugal pump is (where Hm = Manometric head in metres, w = Specific weight in N/m3, Q = Discharge of the pump in m3/s, and ηo = Overall efficiency of the pump) (w Q) / (Hm × ηo) (w Hm) / (Q × ηo) (w Hm Q) / ηo (w Q ηo) / Hm (w Q) / (Hm × ηo) (w Hm) / (Q × ηo) (w Hm Q) / ηo (w Q ηo) / Hm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of the fluid on an immersed body due to its tendency to uplift the submerged body is called Up-thrust Reaction Metacentre Buoyancy Up-thrust Reaction Metacentre Buoyancy ANSWER DOWNLOAD EXAMIANS APP
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