Hydraulics and Fluid Mechanics

A. vertical upward force through e.g. of body and center line of body
B. buoyant force and the center line of body
C. mid point between e.g. and center of buoyancy
D. all of the above
E. none of the above

A. 2.4 m
B. 3.0 m
C. 4.0 m
D.”2.5 m
E. 5.0 m

A. The horizontal component of the hydro-static force on any surface is equal to the normal force on the vertical projection of the surface
B. The horizontal component acts through the center of pressure for the vertical projection
C. The vertical component of the hydrostatic force on any surface is equal to the weight of the volume of the liquid above the area
D. he vertical component passes through the center of pressure of the volume
E. Center of pressure acts at a greater depth than center of gravity

A. 2 meters of water column
B. 3 meters of water column
C. 5 meters of water column
D. 6 meters of water Column
E. 7 meters of water column

A. 9,000 kg
B. 13,500 kg
C. 18,000 kg
D. 27,000 kg
E. 30,000 kg

A. the area is horizontal
B. the area is vertical
C. the area is inclined
D. all of the above
E. none of the above

A. when its meatcentric height is zero
B. when the metancentre is above e.g
C. when its e.g. is below it’s center of buoyancy
D. metacentre has nothing to do with position of e.g. for determining stability
E. none of the above

A. negligible
B. same as buoyant force
C. zero
D. non of these

A. centroid of the displaced volume of fluid
B. center of pressure of displaced volume
C. e.g. of floating ‘body
D. does not exist
E. none of the above

A. 1
B. 5
C. 7
D. 6