Hydraulics and Fluid Mechanics in ME Delivery head of a centrifugal pump is Directly proportional to N Inversely proportional to N Inversely proportional to N² Directly proportional to N² Directly proportional to N Inversely proportional to N Inversely proportional to N² Directly proportional to N² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The purpose of a surge tank is To eliminate water hammer possibilities To regulate flow of water to turbines by providing necessary retarding head of water All of these To control the pressure variations due to rapid changes in the pipe line flow To eliminate water hammer possibilities To regulate flow of water to turbines by providing necessary retarding head of water All of these To control the pressure variations due to rapid changes in the pipe line flow ANSWER DOWNLOAD EXAMIANS APP
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 It provides suitable meniscus for the inclined tube Its density is less Its vapour pressure is low It provides longer length for a given pressure difference It provides suitable meniscus for the inclined tube Its density is less Its vapour pressure is low ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Runaway speed of a hydraulic turbine is The speed at which turbine runner will be damaged The speed corresponding to maximum overload permissible The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open Full load speed The speed at which turbine runner will be damaged The speed corresponding to maximum overload permissible The speed if the turbine runner is allowed to revolve freely without load and with the wicket gates wide open Full load speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Hydraulic accumulator is used for Supplying energy when main supply fails Accumulating oil Generally high pressures to operate hydraulic machines Supplying large quantities of oil for very short duration Supplying energy when main supply fails Accumulating oil Generally high pressures to operate hydraulic machines Supplying large quantities of oil for very short duration ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific weight of water in S.I. units is taken as 9.81 kN/m3 9.81 × 10-6 N/mm3 Any one of these 9.81 × 103 N/m3 9.81 kN/m3 9.81 × 10-6 N/mm3 Any one of these 9.81 × 103 N/m3 ANSWER DOWNLOAD EXAMIANS APP