Fluid Mechanics

A. at the centroid
B. above the centroid
C. below the centroid
D. at metacentre
E. at center of pressure

A. centre of gravity
B. centre of pressure
C. metacentre
D. centre of buoyancy
E. centroid

A. 2 metres of water column
B. 3 metres of water column
C. 3.5 metres of water column
D. 4 m of water column
E. none of the above

A. at the centre of gravity
B. above the centre of gravity
C. below be centre of gravity
D. could be above or below e.g. depend¬ing on density of body and liquid
E. unpredictable

A. the direction and magnitude of the veiocity at all points are identical
B. the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time
C. the magnitude and direction of the velocity do not change from point to point in the fluid
D. the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane
E. velocity, depth, pressure etc. change from point to point in the fluid flow

A. steady uniform
B. non-steady non-uniform
C. non-steady uniform
D. steady non-uniform
E. true one-dimensional

A. 1000 kg
B. 4000 kg
C. 2000 kg
D. 8000 kg
E. 16000 kg

A. absolute pressure
B. velocity of fluid
C. flow
D. rotation
E. velocity of air

A. constant
B. variable
C. zero
D. zero under limiting conditions
E. never zero

A. steady
B. unsteady
C. uniform
D. laminar
E. free vortex type