Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Roynolds number is more than 4000 between 2000 and 4000 less than 2000 less than 4000 more than 4000 between 2000 and 4000 less than 2000 less than 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant pressure, the speed capacity and power vary As square of density Inversely as density Directly as the air or gas density Inversely as square root of density As square of density Inversely as density Directly as the air or gas density Inversely as square root of density 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 Forced spiral vortex flow Spiral vortex flow Radial Rotational flow Forced spiral vortex flow Spiral vortex flow Radial Rotational flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The wake always occurs before a separation point always occurs after a separation point is a region of high pressure intensity None of these always occurs before a separation point always occurs after a separation point is a region of high pressure intensity None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Manning's formula, the discharge through an open channel is (where M = Manning's constant) A × M × m1/2 × i2/3 A2/3 × M1/3 × m × i A1/2 × M2/3 × m × i A × M × m2/3 × i1/2 A × M × m1/2 × i2/3 A2/3 × M1/3 × m × i A1/2 × M2/3 × m × i A × M × m2/3 × i1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the velocity distribution is uniform over the cross-section, the correction factor for momentum is 1 2 43924 1 2 43924 ANSWER DOWNLOAD EXAMIANS APP