Hydraulics and Fluid Mechanics in ME The point in the immersed body through which the resultant pressure of the liquid may be taken to act is known as center of gravity metacentre center of pressure center of buoyancy center of gravity metacentre center of pressure center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Puck up the wrong statement about centrifugal pump Power a speed⁴ Head a diameter Head a speed² Discharge a diameter Power a speed⁴ Head a diameter Head a speed² Discharge a diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid of kinematic viscosity 0.4 cm²/sec flows through a 8 cm diameter pipe. The maximum velocity for laminar flow will be 1 m/sec 2 m/sec 1.5 m/sec less than 1 m/sec 1 m/sec 2 m/sec 1.5 m/sec less than 1 m/sec ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If w is the specific weight of liquid and k the depth of any point from the surface, then pressure intensity at that point will be h wh h/w w/h h wh h/w w/h ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Motion of a liquid in a volute casing of a centrifugal pump is an example of Spiral vortex flow Forced spiral vortex flow Radial Rotational flow Spiral vortex flow Forced spiral vortex flow Radial Rotational flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The diameter of the nozzle (d) for maximum transmission of power is given by (where D = Diameter of pipe, f = Darcy’s coefficient of friction for pipe, and l = Length of pipe) d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/3 ANSWER DOWNLOAD EXAMIANS APP