Hydraulics and Fluid Mechanics in ME A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is 0.6 0.4 0.83 0.3 0.6 0.4 0.83 0.3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Geometric similarity is said to exist between the model and the prototype, if both of them Have identical velocities Are equal in size and shape Are identical in shape, but differ only in size Have identical forces Have identical velocities Are equal in size and shape Are identical in shape, but differ only in size Have identical forces ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME One poise is equal to 100 N-s/m2 0.1 N-s/m2 10 N-s/m2 1 N-s/m2 100 N-s/m2 0.1 N-s/m2 10 N-s/m2 1 N-s/m2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The highest efficiency is obtained with a channel of __________ section. Square Circular Rectangular Trapezoidal Square Circular Rectangular Trapezoidal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The relation between hydraulic efficiency (ηh), mechanical efficiency (ηm) and overall efficiency (ηo) is ηh = ηo × ηm ηm = ηm × ηh ηo = ηh × ηm None of these ηh = ηo × ηm ηm = ηm × ηh ηo = ηh × ηm None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Any change in load is adjusted by adjusting following parameter on turbine Net head Flow Absolute velocity Blade velocity Net head Flow Absolute velocity Blade velocity ANSWER DOWNLOAD EXAMIANS APP
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