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 As square of density Inversely as density Inversely as square root of density Directly as the air or gas density As square of density Inversely as density Inversely as square root of density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a broad-crested weir, the discharge is maximum if the head of water on the downstream side of weir is __________ the head of water on the upstream side of weir. Equal to Three-fourth Two-third One-third Equal to Three-fourth Two-third One-third ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at exit of a pipe is (where v = Velocity of liquid in the pipe) v²/2g 0.375v²/2g 0.5v²/2g 0.75v²/2g v²/2g 0.375v²/2g 0.5v²/2g 0.75v²/2g 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. IG / Ax̅ below Ax̅ / IG below IG / Ax̅ above Ax̅ / IG above IG / Ax̅ below Ax̅ / IG below IG / Ax̅ above Ax̅ / IG above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is successfully used for lifting water to the turbines? Centrifugal pump Reciprocating pump Air lift pump Jet pump Centrifugal pump Reciprocating pump Air lift pump Jet pump ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the elevation of hydraulic grade line at the junction of three pipes is above the elevation of reservoirs B and C and below reservoir A, then the direction of flow will be from reservoir C to reservoirs A and B from reservoir A to reservoirs B and C unpredictable from reservoir B to reservoirs C and A from reservoir C to reservoirs A and B from reservoir A to reservoirs B and C unpredictable from reservoir B to reservoirs C and A ANSWER DOWNLOAD EXAMIANS APP