Hydraulics and Fluid Mechanics in ME The point in the immersed body through which the resultant pressure of the liquid may be taken to act is known as metacentre center of buoyancy center of gravity center of pressure metacentre center of buoyancy center of gravity center of pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of velocity of venturimeter is independent of Reynolds number decreases with higher Reynolds number is equal to the coefficient of discharge of venturimeter None of these is independent of Reynolds number decreases with higher Reynolds number is equal to the coefficient of discharge of venturimeter None of these 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 d > e > m e > m > d d > m > e e > d > m d > e > m e > m > d d > m > e e > d > m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is a function of Reynolds number and relative roughness dependent only on Reynolds number constant dependent on relative roughness only a function of Reynolds number and relative roughness dependent only on Reynolds number constant dependent on relative roughness only ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of a Pelton wheel working under constant head ________ with the increase in power. Increases None of these Remain same Decreases Increases None of these Remain same Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The liquid used in manometers should have High surface tension High density Low density Low surface tension High surface tension High density Low density Low surface tension ANSWER DOWNLOAD EXAMIANS APP
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