A. Mach number
B. Froude number
C. Reynold’s number
D. Weber’s number
E. none of the above
A. e.g. of body
B. center of pressure
C. center of buoyancy
D. metacentre
E. liquid surface
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. 1
B. 5
C. 7
D. 6
A. on the surface at which resultant pres-sure acts
B. on the surface at which gravitational force acis
C. at which all hydraulic forces meet
D. similar to metacentre
E. where pressure equivalent to hydraulic thrust will act
A. water surface
B. center of pressure
C. center of gravity
D. center of buoyancy
E. none of the above
A. at e.g. of body
B. at center of pressure
C. vertically upwards
D. at metacentre
E. vertically downwards
A. sin 9
B. sin 9
C. cas 9
D. cos 9
E. tan 9
A. pressure in pipes, channels etc
B. atmospheric pressure
C. very low pressure
D. difference of pressure between two points
E. velocity