Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ? 0.4 0.5 0.5 0.515 0.4 0.5 0.5 0.515 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vertically immersed surface is shown in the below figure. The distance of its centre of pressure from the water surface is d²/12 + x̅ (d²/12 x̅) + x̅ b²/12 + x̅ (bd²/12) + x̅ d²/12 + x̅ (d²/12 x̅) + x̅ b²/12 + x̅ (bd²/12) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A compound pipe is required to be replaced by a new pipe. The two pipes are said to be equivalent, if Length of both the pipes is same Loss of head and discharge of both the pipes is same Loss of head and velocity of flow in both the pipes is same Diameter of both the pipes is same Length of both the pipes is same Loss of head and discharge of both the pipes is same Loss of head and velocity of flow in both the pipes is same Diameter of both the pipes is same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed of a pressure wave through a pipe depends upon the bulk modulus for the fluid the viscosity of fluid the length of pipe the original head the bulk modulus for the fluid the viscosity of fluid the length of pipe the original head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipes of same length and diameters d and 2d respectively are connected in series. The diameter of an equivalent pipe of same length is greater than 2d less than d between 1.5 d and 2d between d and 1.5 d greater than 2d less than d between 1.5 d and 2d between d and 1.5 d ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the flow in an open channel is gradually varied, the flow is said to be Unsteady uniform flow Steady uniform flow Unsteady non-uniform flow Steady non-uniform flow Unsteady uniform flow Steady uniform flow Unsteady non-uniform flow Steady non-uniform flow ANSWER DOWNLOAD EXAMIANS APP