Hydraulics and Fluid Mechanics in ME The discharge through a channel of trapezoidal section is maximum when The sloping side is equal to half the width at the top The sloping side is equal to the width at the bottom Width of channel at the top is equal to twice the width at the bottom Depth of channel is equal to the width at the bottom The sloping side is equal to half the width at the top The sloping side is equal to the width at the bottom Width of channel at the top is equal to twice the width at the bottom Depth of channel is equal to the width at the bottom ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Any change in load is adjusted by adjusting following parameter on turbine Absolute velocity Flow Net head Blade velocity Absolute velocity Flow Net head Blade velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit power developed by a turbine is (where P = Power developed by the turbine under a head of water (H). P/ H² P/ √H P/ H3/2 P/ H P/ H² P/ √H P/ H3/2 P/ H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When an ideal fluid flows past a sphere lowest pressure intensity occurs at front stagnation point total drag is zero lowest pressure intensity occurs at rear stagnation point highest intensity of pressure occurs around the circumference at right angles to flow lowest pressure intensity occurs at front stagnation point total drag is zero lowest pressure intensity occurs at rear stagnation point highest intensity of pressure occurs around the circumference at right angles to flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum hydraulic efficiency of an impulse turbine is (where φ = Angle of blade tip at outlet) (1 - cos φ)/2 (1 + cos φ)/2 (1 + sin φ)/2 (1 - sin φ)/2 (1 - cos φ)/2 (1 + cos φ)/2 (1 + sin φ)/2 (1 - sin φ)/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The weight per unit volume of a liquid at a standard temperature and pressure is called Mass density None of these Specific gravity Specific weight Mass density None of these Specific gravity Specific weight ANSWER DOWNLOAD EXAMIANS APP
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