Fluid Mechanics The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct) πx x/2 x 2x πx x/2 x 2x ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Consider a centrifugal pump having a specific impeller diameter, fixed impeller speed pumping a liquid of constant density at a particular discharge capacity. With decrease in the capacity of the pump, the __________ decreases. Head of the liquid pumped All of these NPSH required BHP required by the pump Head of the liquid pumped All of these NPSH required BHP required by the pump ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Liquid delivery by centrifugal pump starts, only when the head developed by it is equal to the __________ head. Manometric Total Friction Static Manometric Total Friction Static ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Uniform fluid flow occurs, when the derivative of the flow variables satisfy the following condition. ∂/∂s = 0 ∂/∂t = constant ∂/∂t = constant ∂/∂t = 0 ∂/∂s = 0 ∂/∂t = constant ∂/∂t = constant ∂/∂t = 0 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For pipes that must be broken at intervals for maintenance, the connector used should be a/an Reducer Tee Elbow Union Reducer Tee Elbow Union ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The drag co-efficient for a bacterium moving in water at 1 mm/s, will be of the following order of magnitude (assume size of the bacterium to be 1 micron and kinematic viscosity of water to be 10⁻⁶m²/s). 24000 0.44 0.24 24 24000 0.44 0.24 24 ANSWER DOWNLOAD EXAMIANS APP