Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Square root of fan speed Directly as fan speed Square of fan speed Cube of fan speed Square root of fan speed Directly as fan speed Square of fan speed Cube of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic grade line is always sloping downward in the direction of flow always above the centre line of pipe All of these never above the energy grade line always sloping downward in the direction of flow always above the centre line of pipe All of these never above the energy grade line ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A moving fluid mass may be brought to a static equilibrium position, by applying an imaginary inertia force of the same magnitude as that of the accelerating force but in the opposite direction. This statement is called Archimedes’s principle None of these D-Alembert’s principle Pascal’s law Archimedes’s principle None of these D-Alembert’s principle Pascal’s law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a vertical wall is subjected to pressures due to liquid on both sides, the resultant pressure is the __________ of the two pressures. Sum Arithmetic mean Geometric mean Difference Sum Arithmetic mean Geometric mean Difference ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is successfully used for lifting water to the turbines? Reciprocating pump Centrifugal pump Jet pump Air lift pump Reciprocating pump Centrifugal pump Jet pump Air lift pump ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a liquid is flowing through a pipe, the velocity of the liquid is Maximum at the centre and zero near the walls Minimum at the centre and maximum near the walls Zero at the centre and maximum near the walls Maximum at the centre and minimum near the walls Maximum at the centre and zero near the walls Minimum at the centre and maximum near the walls Zero at the centre and maximum near the walls Maximum at the centre and minimum near the walls ANSWER DOWNLOAD EXAMIANS APP
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