Hydraulics and Fluid Mechanics in ME When the Mach number is less than unity, the flow is called Sonic flow Super-sonic flow Hyper-sonic flow Sub-sonic flow Sonic flow Super-sonic flow Hyper-sonic flow Sub-sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a depressed nappe The pressure above the nappe is atmospheric The pressure above the nappe is negative The pressure below the nappe is negative The pressure below the nappe is atmospheric The pressure above the nappe is atmospheric The pressure above the nappe is negative The pressure below the nappe is negative The pressure below the nappe is atmospheric 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 215.5 r.p.m. 175.4 r.p.m. 275.4 r.p.m 241.5 r.p.m. 215.5 r.p.m. 175.4 r.p.m. 275.4 r.p.m 241.5 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The normal stress in a fluid will be constant in all directions at a point only if It is incompressible It has zero viscosity It is at rest It has uniform viscosity It is incompressible It has zero viscosity It is at rest It has uniform viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Total pressure on a lmxlm gate immersed vertically at a depth of 2 m below the free water surface will be 4000 kg 8000 kg 2000 kg 1000 kg 4000 kg 8000 kg 2000 kg 1000 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The purpose of a surge tank is All of these To regulate flow of water to turbines by providing necessary retarding head of water To control the pressure variations due to rapid changes in the pipe line flow To eliminate water hammer possibilities All of these To regulate flow of water to turbines by providing necessary retarding head of water To control the pressure variations due to rapid changes in the pipe line flow To eliminate water hammer possibilities ANSWER DOWNLOAD EXAMIANS APP
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