Fluid Mechanics Transition from laminar flow to turbulent flow is aided by the Pressure gradient and the compressibility of the flowing medium Surface roughness and curvature (i.e.sharp corners) All of these Vibration Pressure gradient and the compressibility of the flowing medium Surface roughness and curvature (i.e.sharp corners) All of these Vibration ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In which type of fluid flow, the velocity of flow of fluid changes from point to point in the fluid at any instant? Turbulent Non-uniform Unsteady Rotational Turbulent Non-uniform Unsteady Rotational ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Permanent pressure loss in a well designed venturimeter is about __________ percent of the venturi differential. 10 1 30 50 10 1 30 50 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics As the velocity V and thus the Reynolds number of a flow past a sphere increases from very low value, the drag force for Re << 1 Decreases linearly with V None of these Decreases as V² Increases linearly with V Decreases linearly with V None of these Decreases as V² Increases linearly with V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Pressure drag does not depend upon the Roughness of surface of the body Length of the body in flow direction Pressure of main flow only All of these Roughness of surface of the body Length of the body in flow direction Pressure of main flow only All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Prandtl mixing length is None of these Applicable to laminar flow problems Zero at the pipe wall A universal constant None of these Applicable to laminar flow problems Zero at the pipe wall A universal constant ANSWER DOWNLOAD EXAMIANS APP