Hydraulics and Fluid Mechanics in ME Choose the wrong statement. Alcohol is used in manometer, because It provides longer length for a given pressure difference Its vapour pressure is low It provides suitable meniscus for the inclined tube Its density is less It provides longer length for a given pressure difference Its vapour pressure is low It provides suitable meniscus for the inclined tube Its density is less ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific weight of water in S.I. units is taken as 9.81 × 103 N/m3 Any one of these 9.81 × 10-6 N/mm3 9.81 kN/m3 9.81 × 103 N/m3 Any one of these 9.81 × 10-6 N/mm3 9.81 kN/m3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe) (H + hf )/H H/(H - hf ) (H - hf )/H H/(H + hf ) (H + hf )/H H/(H - hf ) (H - hf )/H H/(H + hf ) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed) A × √(m × i) mi × √(A × C) C × √(m × i) AC × √(m × i) A × √(m × i) mi × √(A × C) C × √(m × i) AC × √(m × i) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Medium specific speed of a pump implies it is Centrifugal pump Any one of the above Axial flow pump Mixed flow pump Centrifugal pump Any one of the above Axial flow pump Mixed flow pump ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of the fluid on an immersed body is called all the above are correct buoyancy center of pressure upthrust all the above are correct buoyancy center of pressure upthrust ANSWER DOWNLOAD EXAMIANS APP