Hydraulics and Fluid Mechanics in ME A piece of wood having weight 5 kg floats in water with 60% of its volume under the liquid. The specific gravity of wood is 0.3 0.4 0.83 0.6 0.3 0.4 0.83 0.6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of air __________ with the increase of height from the surface of the earth. Increases None of these Decreases Does not change Increases None of these Decreases Does not change ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Newton's law of viscosity is a relationship between Rate of shear strain and temperature Shear stress and velocity Pressure, velocity and temperature Shear stress and rate of shear strain Rate of shear strain and temperature Shear stress and velocity Pressure, velocity and temperature Shear stress and rate of shear strain ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic similarity is said to exist between the model and the prototype, if both of them Are equal in size and shape Have identical velocities Are identical in shape, but differ only in size None of these Are equal in size and shape Have identical velocities Are identical in shape, but differ only in size None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water impinging normally on a plate which due to the impact of jet, moves in the direction of jet with a velocity v is [wa (V - v)]/2g [wa (V - v)]/g [wa (V - v)²]/2g [wa (V - v²)]/g [wa (V - v)]/2g [wa (V - v)]/g [wa (V - v)²]/2g [wa (V - v²)]/g ANSWER DOWNLOAD EXAMIANS APP
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 0.515 0.5 0.5 0.4 0.515 0.5 0.5 ANSWER DOWNLOAD EXAMIANS APP