The vapour pressure of water at 100?C is
A.13.6 cm of Hg
B.100 cm of Hg
C.76 cm of Hg
D.100 N/cm2
Category: Fluid Mechanics and Solid Handling Mcqs
An incompressible flow is one in which
A.the fluid is frictionless
B.the fluid compressibility is greater than zero
C.the density does not change with pressure and temperature
D.the temperature of fluid remains constant
Power law behaviour is dilatent for
A.n = 0
B.n < 1
C.n > 1
D.n = 1
Stoke (St) is the unit of kinematic viscosity and one stoke is equal to
A.1 m2/s
B.1 ft2/s
C.1 cm2/s
D.1 mm2/s
The density of O2 at 10?C and 20 x 105 N/m2 abs in kg/m3 is
A.769.8
B.0.85
C.870.6
D.27.2
An example of Newtonian fluid is
A.non-colloidal solution
B.sewage sludge
C.rubber latex
D.quicksand
The continuity equation in fluid mechanics is a mathematical statement using
A.the principle of conservation of momentum
B.the principle of conservation of energy
C.the principle of conservation of mass
D.the principles of conservation of mass and energy
A hydrometer
A.is used to measure the absolute pressure
B.uses the principle of buoyant force to determine specific gravities of liquids
C.is used to determine viscosities of liquids
D.is used to measure the local atmospheric pressure
