Hydraulics and Fluid Mechanics in ME A flow in which __________ force is dominating over the viscosity is called turbulent flow. Inertia Viscous Surface tension Elastic Inertia Viscous Surface tension Elastic ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of the liquid __________ with rise in temperature. None of these Increases Remain unaffected Decreases None of these Increases Remain unaffected Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the normal force of jet of water on a plate inclined at an angle of 30° as compared to that when the plate is normal to jet, is 43832 1/√2 √2 1 43832 1/√2 √2 1 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In centrifugal pumps, maximum efficiency is obtained when the blades are Radial Bent forward Bent backward Straight Radial Bent forward Bent backward Straight ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The undershot water wheels are those in which None of these The wheel runs entirely by the impulse of water The wheel runs partly by the weight of water and partly by the impulse of water The wheel runs entirely by the weight of water None of these The wheel runs entirely by the impulse of water The wheel runs partly by the weight of water and partly by the impulse of water The wheel runs entirely by the weight of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity ratio of inertial force to force due to viscosity ratio of inertial force to force due to surface tension ratio of inertial force to force due to gravitation all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity ratio of inertial force to force due to viscosity ratio of inertial force to force due to surface tension ratio of inertial force to force due to gravitation ANSWER DOWNLOAD EXAMIANS APP