Hydraulics and Fluid Mechanics in ME A turbine is required to develop 1500 kW at 300 r.p.m. under a head of 150 m. Which of the following turbine should be used? Kaplan turbine Francis turbine Pelton wheel with two or more nozzles Pelton wheel with one nozzle Kaplan turbine Francis turbine Pelton wheel with two or more nozzles Pelton wheel with one nozzle ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Differential manometer is used to measure Difference of pressure between two points Pressure in pipes, channels etc. Very low pressure Atmospheric pressure Difference of pressure between two points Pressure in pipes, channels etc. Very low pressure Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of pressure head in case of laminar flow is proportional to (Velocity)3 (Velocity)2 (Velocity)4 Velocity (Velocity)3 (Velocity)2 (Velocity)4 Velocity 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 accumulator Hydraulic intensifier Hydraulic torque converter Hydraulic ram Hydraulic accumulator Hydraulic intensifier Hydraulic torque converter Hydraulic ram ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Euler's equation for the motion of liquids is based upon the assumption that The fluid is non - viscous, homogeneous and incompressible All of these The flow is continuous, steady and along the stream line The velocity of flow is uniform over the section The fluid is non - viscous, homogeneous and incompressible All of these The flow is continuous, steady and along the stream line The velocity of flow is uniform over the section ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The diameter of the nozzle (d) for maximum transmission of power is given by (where D = Diameter of pipe, f = Darcy’s coefficient of friction for pipe, and l = Length of pipe) d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/5 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS