Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the air or gas capacity varies 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 Cube of fan speed Directly as fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit discharge of wheel is 0.5 m3/s 0.25 m3/s 1.5 m3/s 2.5 m3/s 0.5 m3/s 0.25 m3/s 1.5 m3/s 2.5 m3/s ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is ap-proximately 20 mm 10 mm 30 mm 5 mm 20 mm 10 mm 30 mm 5 mm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be Zero Could be any value Maximum Minimum Zero Could be any value Maximum Minimum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of High initial and maintenance cost Lower discharge Necessity of air vessel Lower speed of operation High initial and maintenance cost Lower discharge Necessity of air vessel Lower speed of operation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Viscous force is the __________ of shear stress due to viscosity and cross-section area of flow. Product Sum Ratio Different Product Sum Ratio Different ANSWER DOWNLOAD EXAMIANS APP