Hydraulics and Fluid Mechanics in ME According to fan laws, at constant pressure, the speed capacity and power vary Directly as the air or gas density As square of density Inversely as density Inversely as square root of density Directly as the air or gas density As square of density Inversely as density Inversely as square root of density 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 The speed of an imaginary turbine, identical with the given turbine, which will develop a unit power under a unit head, is known as Specific speed None of these Unit speed Normal speed Specific speed None of these Unit speed Normal speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A glass tube of smaller diameter is used while performing an experiment for the capillary rise of water because It is not possible to conduct this experiment with any other tube Glass tube is cheaper than a metallic tube It is easier to see through the glass tube All of these It is not possible to conduct this experiment with any other tube Glass tube is cheaper than a metallic tube It is easier to see through the glass tube All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The siphon will work satisfactorily, if the minimum pressure in the pipe is __________ vapour pressure of liquid. Less than More than None of these Equal to Less than More than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a Francis turbine runner, the numbers of blades are generally between 16 to 24 4 to 8 8 to 16 2 to 4 16 to 24 4 to 8 8 to 16 2 to 4 ANSWER DOWNLOAD EXAMIANS APP
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