A. 2
B. 4
C. 8
D. 5.5
A. 4
B. 2100-4000
C. 4000
D. ∞
A. V/Vmax = (x/r)1/7
B. V/Vmax = (r/x)1/7
C. V/Vmax = (x.r)1/7
D. None of these
A. Longer, if Metacentric height is increased
B. Independent of the Metacentric height
C. Dependent on the buoyant forces only
D. None of these
A. Newtonian
B. Dilatant
C. Pseudo-plastic
D. Non-Newtonian
A. Is an area meter
B. Is a variable head meter
C. Rotates an element at a speed determined by the velocity of the fluid in which the meter is
immersed
D. None of these
A. Corrosive
B. Viscous
C. Non-Newtonian
D. Solid suspended
A. 4
C. > 12.5
D. < 10
A. The body should be bluff body
B. The body should be stream lined
C. Circulation around the body is essentially required
D. The main stream velocity must approach the velocity of sound in that fluid medium
A. Reduction of pressure below vapour pressure
B. Reduction of pressure gradient to zero
C. Adverse pressure gradient
D. Reduction of boundary layer thickness to zero