Hydraulics and Fluid Mechanics in ME Which of the following has highest coefficient of discharge ? Borda’s mouthpiece running full venturimeter CipoUetti weir sharp edged orifice Borda’s mouthpiece running full venturimeter CipoUetti weir sharp edged orifice ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow in which each liquid particle has a definite path, and the paths of individual particles do not cross each other, is called Steady flow Turbulent flow Uniform flow Streamline flow Steady flow Turbulent flow Uniform flow Streamline flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Power required (in watts) to drive a centrifugal pump is (where Hm = Manometric head in metres, w = Specific weight in N/m3, Q = Discharge of the pump in m3/s, and ηo = Overall efficiency of the pump) (w Q ηo) / Hm (w Hm) / (Q × ηo) (w Hm Q) / ηo (w Q) / (Hm × ηo) (w Q ηo) / Hm (w Hm) / (Q × ηo) (w Hm Q) / ηo (w Q) / (Hm × ηo) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Stoke is the unit of Kinematic viscosity in M. K. S. units Kinematic viscosity in C. G. S. units Dynamic viscosity in M. K. S. units Dynamic viscosity in S. I. units Kinematic viscosity in M. K. S. units Kinematic viscosity in C. G. S. units Dynamic viscosity in M. K. S. units Dynamic viscosity in S. I. units ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Newton's law of resistance is based on the assumption that the Planes of the body are completely smooth Space around the body is completely filled with the fluid Fluid particles do not exert any influence on one another All of these Planes of the body are completely smooth Space around the body is completely filled with the fluid Fluid particles do not exert any influence on one another All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a single casing, multistage pump running at constant speed, the capacity rating is to be slightly lowered. It can be done by Designing new impeller Trimming the impeller size to the required size by machining Not possible Some other alterations in the impeller Designing new impeller Trimming the impeller size to the required size by machining Not possible Some other alterations in the impeller ANSWER DOWNLOAD EXAMIANS APP
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