Hydraulics and Fluid Mechanics in ME The viscosity of a gas increases with increase in temperature is independent of pressure for very high pressure intensities is independent of temperature decreases with increase in temperature increases with increase in temperature is independent of pressure for very high pressure intensities is independent of temperature decreases with increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium When its meatcentric height is zero When its e.g. is below its center of buoyancy Metacentre has nothing to do with position of e.g. for determining stability When the metacentre is above e.g. When its meatcentric height is zero When its e.g. is below its center of buoyancy Metacentre has nothing to do with position of e.g. for determining stability When the metacentre is above e.g. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Square of fan speed Square root of fan speed Directly as fan speed Cube of fan speed Square of fan speed Square root of fan speed Directly as fan speed Cube of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a liquid stream while flowing over a weir __________ at the ends of the sill. Expands Does not change None of these Contracts Expands Does not change None of these Contracts ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The correct relationship among displacement thickness d, momentum thickness m and energy thickness e is e > m > d e > d > m d > e > m d > m > e e > m > d e > d > m d > e > m d > m > e ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is constant a function of Reynolds number and relative roughness dependent only on Reynolds number dependent on relative roughness only constant a function of Reynolds number and relative roughness dependent only on Reynolds number dependent on relative roughness only ANSWER DOWNLOAD EXAMIANS APP