SI unit of viscosity is
A.10 times poise
B.9.81 times poise
C.1/9.81 times poise
D.Equal to poise
E.None of the above
Category: Fluid Mechanics and Hydraulic Machines Mcqs
The motion of a fluid in which the fluid mass rotates without the external force is known as
A.Rotary motion
B.Circulatory motion
C.Irrotational motion
D.Free vortex motion
E.Forced vortex motion
Koyna dam is located in
A.Gujrat
B.Karnataka
C.Maharashtra
D.Madhya Pradesh
E.Rajasthan
Select the pressures that are equivalent
A.10 psi, 23.1 ft H2O, 4.91 in. Hg
B.10 psi, 4.33 ft H2O, 20.3 in. Hg
C.10 psi, 20.3 ft H2O, 23.1 in. Hg
D.4.3 psi, 10 ft H2O, 20.3 in. Hg
E.4.33 psi, 10 ft H2O, 8.83 in. Hg
The density of air at 10?C and 1 Mpa abs in SI units is
A.12.31
B.1.231
C.118.4
D.65
E.None of the above
Spouting velocity is
A.Ideal velocity of jet
B.50% of ideal velocity of jet
C.Actual velocity of jet
D.Velocity of jet under some specified conditions
E.None of the above
The unit of specific speed is
A.R.P.M.
B.Metres/sec
C.Dimensionless
D.Any of the above
E.None of the above
The generating capacity of world’s largest capacity hydroelectric plant is of the order of
A.1000 MW
B.2000 MW
C.3000 MW
D.4000 MW
E.5000 MW
Concentrated solution of sugar is a
A.Dilatant fluid
B.Pseudo plastic fluid
C.Newtonian fluid
D.Ideal fluid
E.None of the above
Identify the case in which the friction drag is generally larger than pressure drag?
A.Flow past a sphere
B.Flow past a cylinder
C.Flow past an aerofoil
D.Flow past a thin sheet
