Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is More than 2800 Less than 2000 Between 2000 and 2800 None of these More than 2800 Less than 2000 Between 2000 and 2800 None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic mean depth for a circular pipe of diameter (d) is d/6 d d/2 d/4 d/6 d d/2 d/4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the surface of liquid is convex, men There is no cohesion pressure Cohesion pressure is increased Cohesion pressure is negligible Cohesion pressure is decreased There is no cohesion pressure Cohesion pressure is increased Cohesion pressure is negligible Cohesion pressure is decreased ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Cube of fan speed Directly as fan speed Square root of fan speed Square of fan speed Cube of fan speed Directly as fan speed Square root of fan speed Square of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic grade line is All of these never above the energy grade line always above the centre line of pipe always sloping downward in the direction of flow All of these never above the energy grade line always above the centre line of pipe always sloping downward in the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is placed over a liquid, it will float if Gravitational force is more than the up-thrust of the liquid None of these Gravitational force is less than the up-thrust of the liquid Gravitational force is equal to the up-thrust of the liquid Gravitational force is more than the up-thrust of the liquid None of these Gravitational force is less than the up-thrust of the liquid Gravitational force is equal to the up-thrust of the liquid ANSWER DOWNLOAD EXAMIANS APP
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