Fluid Mechanics MCQs
The path taken by the smoke coming out of a chimney then represents the
A) pathline
B) streamline
C) streakline
D) streamtube
Check Answer
C) streakline
The continuity equation is based on which of the following equation.
A) conservation of mass
B) conservation of momentum
C) conservation of energy
D) conservation of force
Check Answer
A) conservation of mass
The density of fluid is constant is called as
A) Steady flow
B) Unsteady flow
C) Compressible flow
D) Incompressible flow
Check Answer
D) Incompressible flow
The flow flowing in taper pipe cross section with the constant flow rate, is example of
A) Steady and non uniform flow
B) Steady and uniform flow
C) Unsteady and uniform flow
D) Unsteady and non uniform flow
Check Answer
A) Steady and non uniform flow
The velocity of flow of a fluid changes from point to point at any instant of time is called as
A) Steady flow
B) Unsteady flow
C) Uniform flow
D) Non uniform flow
Check Answer
D) Non uniform flow
Which method is commonly used in fluid kinematics.
A) Lagrangian method
B) Eulerian method
C) Both lagrangian method and eulerian method
D) None of the above
Check Answer
B) Eulerian method
Milk is example of
A) Newtonian fluid
B) Non Newtonian fluid
C) Dilatants fluid
D) Pseudo plastic fluid
Check Answer
D) Pseudo plastic fluid
The ratio of dynamic viscosity to mass density is called as
A) Fluid viscosity
B) Kinematic viscosity
C) Kinematic velocity
D) None of the above
Check Answer
B) Kinematic viscosity
Which of the following device is used to measure the fluid pressure
A) Hygrometer
B) Calorimeter
C) Manometer
D) Thermometer
Check Answer
C) Manometer
The viscosity of Gas is increase with
A) Increase in temperature
B) Decrease in temperature
C) First increases then decreases
D) Constant with temperature
Check Answer
A) Increase in temperature
