Hydraulics and Fluid Mechanics in ME Which of the following statement is correct as regard to water wheels? They give constant efficiency, even if the discharge is not constant They have slow speeds They are suitable even for low water heads All of these They give constant efficiency, even if the discharge is not constant They have slow speeds They are suitable even for low water heads All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 16/RN 1/RN 4/RN 64/RN 16/RN 1/RN 4/RN 64/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A hydraulic accumulator normally consists of Two coaxial rams and two cylinders A cylinder and a ram A cylinder, a piston, storage tank and control valve Two cylinders, two rams and a storage device Two coaxial rams and two cylinders A cylinder and a ram A cylinder, a piston, storage tank and control valve Two cylinders, two rams and a storage device ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic grade line is never above the energy grade line always sloping downward in the direction of flow always above the centre line of pipe All of these never above the energy grade line always sloping downward in the direction of flow always above the centre line of pipe All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in reaction turbines is avoided, to a great extent by Providing highly polished blades to the runner All of these Using stainless steel runner of the turbine Installing the turbine below the tail race level Providing highly polished blades to the runner All of these Using stainless steel runner of the turbine Installing the turbine below the tail race level ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force of buoyancy is always __________ the weight of the liquid displaced by the body. More than None of these Less than Equal to More than None of these Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
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