Hydraulics and Fluid Mechanics in ME For pipes, turbulent flow occurs when Reynolds number is less than 4000 more than 4000 less than 2000 between 2000 and 4000 less than 4000 more than 4000 less than 2000 between 2000 and 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centre of pressure for a vertically immersed surface lies at a distance equal to __________ the centre of gravity. Ax̅ / IG below IG / Ax̅ above Ax̅ / IG above IG / Ax̅ below Ax̅ / IG below IG / Ax̅ above Ax̅ / IG above IG / Ax̅ below ANSWER DOWNLOAD EXAMIANS APP
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 metacentre center of buoyancy center of gravity center of pressure metacentre center of buoyancy center of gravity center of pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant pressure, the speed capacity and power vary Directly as the air or gas density Inversely as density Inversely as square root of density As square of density Directly as the air or gas density Inversely as density Inversely as square root of density As square of density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Head developed by a centrifugal pump depends on Speed Both (A) and (B) above Fluid density Impeller diameter Speed Both (A) and (B) above Fluid density Impeller diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed of a turbine runner is Inversely proportional to H3/2 Directly proportional to H1/2 Inversely proportional to H1/2 Directly proportional to H3/2 Inversely proportional to H3/2 Directly proportional to H1/2 Inversely proportional to H1/2 Directly proportional to H3/2 ANSWER DOWNLOAD EXAMIANS APP