Hydraulics and Fluid Mechanics in ME Dynamic similarity is said to exist between the model and the prototype, if both of them Have identical velocities Are identical in shape, but differ only in size Are equal in size and shape None of these Have identical velocities Are identical in shape, but differ only in size Are equal in size and shape None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The gross or total head of the turbine is the ___________ of the water levels at the head race and tail race. Product Difference Sum None of these Product Difference Sum None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The function of guide vanes in a reaction turbine is to Allow the water to flow over them, without forming eddies Allow the required quantity of water to enter the turbine All of the listed here Allow the water to enter the runner without shock Allow the water to flow over them, without forming eddies Allow the required quantity of water to enter the turbine All of the listed here Allow the water to enter the runner without shock ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following statement is correct as regard to water wheels? All of these They have slow speeds They give constant efficiency, even if the discharge is not constant They are suitable even for low water heads All of these They have slow speeds They give constant efficiency, even if the discharge is not constant They are suitable even for low water heads ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipe systems can be said to be equivalent, when the following quantities are same Friction loss and flow Length and diameter Friction factor and diameter Flow and length Friction loss and flow Length and diameter Friction factor and diameter Flow and length ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta. Less than More than None of these Equal to Less than More than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
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