This set of Hydraulic Machines Quiz focuses on “Derivation of Specific Speed”. 1. Specific speed is denoted by ________ a) N b) n c) Ns d) S 2. Specific speeds are used in pumps to determine ________ a) Temperature b) Reaction speed c) Suction specific speed d) Wheel speed 3. The tube at the exit … Read more
This set of Hydraulic Machines Multiple Choice Questions & Answers (MCQs) focuses on “Efficiency of Draft Tube”. 1. The efficiency of the draft tube depends on the ______ a) Heat b) Pressure c) Temperature d) Pressure and temperature 2. Draft tubes have _________ shafts a) Horizontal b) Vertical c) Circular d) Cross sectional 3. Draft … Read more
This set of Hydraulic Machines Multiple Choice Questions & Answers (MCQs) focuses on “Theory on Draft Tube”. 1. The efficiency of the draft tube is ratio of ________ a) Pressure energy by kinetic energy b) Kinetic energy by Pressure energy c) Kinetic energy into mechanical energy d) Pressure into mechanical 2. Draft tubes are not … Read more
This set of Hydraulic Machines Multiple Choice Questions & Answers (MCQs) focuses on “Types of Draft Tube”. 1. Draft tube is also called_______ a) Straight divergent tube b) Simple elbow tube c) Thermal tube d) Elbow tube with varying cross section 2. A draft tube helps in converting kinetic energy into________ a) Electrical work b) … Read more
This set of Hydraulic Machines Multiple Choice Questions & Answers (MCQs) focuses on “Efficiency of Kaplan Turbine”. 1. For a Kaplan turbine, the whirl velocity at inlet of the turbine is given to be 18 m/s. The blade velocity is given as 25 m/s. What is the hydraulic efficiency for a head of 50 m. … Read more
This set of Basic Hydraulic Machines Questions and Answers focuses on “Workdone by Kaplan Turbine”. 1. Kaplan turbine works on________ a) Electrical energy b) Hydro energy c) Thermal energy d) Chemical energy 2. Kaplan turbine is an ______ reaction turbine a) Inward flow b) Outward flow c) Radial d) Axial 3. The Kaplan Turbine is … Read more
This set of Hydraulic Machines Multiple Choice Questions & Answers (MCQs) focuses on “Kaplan Turbine Velocity Diagrams”. 1. In a Kaplan turbine, what is the direction of water flow? a) Axial and then axial b) Radial and then axial c) Tangential and then axial d) Tangential and then radial 2. For which of the following … Read more
This set of Hydraulic Machines Multiple Choice Questions & Answers (MCQs) focuses on “Efficiency of Francis Turbine”. 1. Which of the following efficiencies for Francis Turbine is described as the ratio between the power produced by runner to the power supplied by water at the inlet? a) Hydraulic efficiency b) Volumetric efficiency c) Mechanical efficiency … Read more
This set of Hydraulic Machines Multiple Choice Questions & Answers (MCQs) focuses on “Workdone by Francis Turbine”. 1. Francis turbine is typically used for which of the following values of available heads? a) 300 m b) 100 m c) 30 m d) 5 m 2. Water flow velocity is given 10 m/s. The runner diameter … Read more
This set of Hydraulic Machines Multiple Choice Questions & Answers (MCQs) focuses on “Francis Turbine Velocity Diagrams”. 1. What is the water flow direction in the runner in a Francis turbine? a) Axial and then tangential b) Tangential and then axial c) Radial and then axial d) Axial and then radial 2. Which of the … Read more
