Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be First rise and then fall Nearly horizontal Steep Horizontal First rise and then fall Nearly horizontal Steep Horizontal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed ratio in case of Francis turbine varies from 0.4 to 0.5 0.6 to 0.9 0.15 to 0.3 1 to 1.5 0.4 to 0.5 0.6 to 0.9 0.15 to 0.3 1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following hydraulic unit is used for transmitting increased or decreased torque to the driven shaft? Hydraulic torque converter Hydraulic accumulator Hydraulic intensifier Hydraulic ram Hydraulic torque converter Hydraulic accumulator Hydraulic intensifier Hydraulic ram ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Darcy's formula, the loss of head due to friction in the pipe is (where f = Darcy's coefficient, l = Length of pipe, v = Velocity of liquid in pipe, and d = Diameter of pipe) 4flv²/2gd 3flv²/2gd flv²/2gd flv²/gd 4flv²/2gd 3flv²/2gd flv²/2gd flv²/gd ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Differential manometer is used to measure Pressure in pipes, channels etc. Difference of pressure between two points Very low pressure Atmospheric pressure Pressure in pipes, channels etc. Difference of pressure between two points Very low pressure Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of trapezoidal section is maximum when Depth of channel is equal to the width at the bottom The sloping side is equal to the width at the bottom The sloping side is equal to half the width at the top 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 the width at the bottom The sloping side is equal to half the width at the top Width of channel at the top is equal to twice the width at the bottom ANSWER DOWNLOAD EXAMIANS APP
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