In a two dimensional incompressible steady flow around an airfoil, the stream lines are 2 cm apart at a great distance from the airfoil, where the velocity is 30 m/sec. The velocity near the airfoil, where the stream lines are 1.5 cm apart, is_________________?

Related Mcqs:

Centre of buoyancy always_________________?

A. coincides with the centre of gravity B. coincides with the centroid of the volume of fluid displaced C. remains above the centre of gravity D. remains below the centre of gravity...

Ay between two stream lines represents________________?

A. velocity B. discharge C. head D. pressure...

A fluid of kinematic viscosity 0.4 cm2/sec flows through a 8 cm diameter pipe. The maximum velocity for laminar flow will be__________________?

A. less than 1 m/sec B. 1 m/sec C. 1.5 m/sec D. 2 m/sec...

For laminar flow in circular pipes, the Darcy’s friction factor f is equal to_________________?

A. 16/Re B. 32/ Re C. 64/ Re D. none of the above where R,, is Reynolds number...

Which of the following is an incorrect statement ?

A. Coefficient of contraction of a venturimeter is unity B. Flow nozzle is cheaper than venturimeter but has higher energy loss C. Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined D. None of the above statement is correct....