Hydraulics and Fluid Mechanics in ME When a tank containing liquid moves with an acceleration in the horizontal direction, then the free surface of the liquid Falls on the back end Becomes curved Falls on the front end Remains horizontal Falls on the back end Becomes curved Falls on the front end Remains horizontal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Newton's law of viscosity, the shear stress on a layer of a fluid is __________ to the rate of shear strain. Equal to Inversely proportional Directly proportional None of these Equal to Inversely proportional Directly proportional None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is immersed wholly or partially in a liquid, it is lifted up by a force equal to the weight of liquid displaced by the body. This statement is called Principle of flotation Pascal’s law Bernoulli’s theorem Archimedes’s principle Principle of flotation Pascal’s law Bernoulli’s theorem Archimedes’s principle ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Meta-centric height is given as the distance between Center of buoyancy and metacenter The center of gravity of the body and the center of pressure The center of gravity of the body and the metacenter The center of gravity of the body and the center of buoyancy Center of buoyancy and metacenter The center of gravity of the body and the center of pressure The center of gravity of the body and the metacenter The center of gravity of the body and the center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When time of closure tc = L/v0 (where L is length of pipe and v0 is speed of pressure wave), the portion of pipe length subjected to maximum head is L L/4 L/2 L/3 L L/4 L/2 L/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In open channels, the specific energy is the Total energy measured with respect to the datum passing through the bottom of the channel Total energy per unit discharge Kinetic energy plotted above the free surface of water Total energy measured above the horizontal datum Total energy measured with respect to the datum passing through the bottom of the channel Total energy per unit discharge Kinetic energy plotted above the free surface of water Total energy measured above the horizontal datum ANSWER DOWNLOAD EXAMIANS APP