Fluid machinery
Previous year question paper with solutions for Fluid machinery
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- Define Impulse momentum equation.
- What is the function of undercut on Pelton turbine blades?
- Differentiate between Kaplan and Propeller turbine.
- What is Cavitation, list down cavitation susceptible areas in turbines and pumps?
- Define the term “Manometric Head”?
- What is the function of surge tank?
- What is the function of Air vessel?
- What are ‘Unit Quantities’?
- Define Pascal’s law.
- How submersible pump is different from a Monoblock pump?
- State impulse - momentum principle.
- How vane efficiency is calculated?
- Why Pelton wheel is suitable for high heads only?
- Write different forms of draft tube.
- What is difference between impulse & reaction turbine?
- Define volumetric efficiency and hydraulic efficiency of turbine
- Mention few systems which use intensifier as their basic element.
- What is NPSH
- What is the use of runner?
- What is priming? Why it is necessary?
- Define impulse momentum equation.
- What is the Function spear in Pelton turbine?
- State applications of Kaplan turbine.
- Define Pascal’s law.
- Define specific speed of pump and write its expression.
- Define slip in relation to pumps.
- What are positive displacement pumps?
- Define utility of Surge tank.
- How can Cavitation be prevented in turbines?
- Why Jet pumps have been phased out?