Hydraulics and Fluid Mechanics

A. cannot be subjected to shear forces
B. always expands until it fills any container
C. has the same shear stress.at a point regardless of its motion
D. cannot remain at rest under action of any shear force
E. flows

A. incompressible
B. inviscous
C. viscous and incompressible
D. inviscous and compressible
E. inviscous and incompressible

A. volumetric strain
B. volumetric index
C. compressibility
D. adhesion
E. cohesion

A. Newton’s law of motion
B. Newton’s law of viscosity
C. Pascal’ law
D. Continuity equation
E. Boundary layer theory

A. pressure
B. flow
C. shape
D. volume
E. temperature

A. the metal piece will simply float over the mercury
B. the metal piece will be immersed in mercury by half
C. whole of the metal piece will be immersed with its top surface just at mercury level
D. metal piece will sink to the bottom
E. none of the above

A. mass of liquid displaced
B. viscosity of the liquid
C. pressure of the liquid displaced
D. depth of immersion
E. none of the above.

A. upthrust
B. buoyancy
C. center of pressure
D. all the above are correct
E. none of above is correct

A. 500 kg
B. 1000 kg
C. 1500 kg
D. 2000 kg
E. 4000 kg.

A. higher than the surface of liquid
B. the same as the surface of liquid
C. lower than the surface of liquid
D. unpredictable
E. none of the above