Hydraulics and Fluid Mechanics in ME Reaction turbines are used for High head and low discharge Low head Low head and high discharge High head High head and low discharge Low head Low head and high discharge High head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is (where R is radius of pipe) 0.577 R 0.223 R 0.423 R 0.707 R 0.577 R 0.223 R 0.423 R 0.707 R ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Square root of fan speed Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed Square of fan speed Directly as fan speed Cube of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A turbine develops 10000 kW under a head of 25 meters at 135 r.p.m. Its specific speed is 175.4 r.p.m. 241.5 r.p.m. 215.5 r.p.m. 275.4 r.p.m 175.4 r.p.m. 241.5 r.p.m. 215.5 r.p.m. 275.4 r.p.m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centre of pressure for a vertically immersed surface lies at a distance equal to __________ the centre of gravity. IG / Ax̅ below Ax̅ / IG above Ax̅ / IG below IG / Ax̅ above IG / Ax̅ below Ax̅ / IG above Ax̅ / IG below IG / Ax̅ above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The rise or depression of liquid in a tube due to surface tension wim increase in size of tube will increase decrease may increase or decrease depending on the characteristics of liquid remain unaffected increase decrease may increase or decrease depending on the characteristics of liquid remain unaffected ANSWER DOWNLOAD EXAMIANS APP
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