The pitot tube is used to measure________________?

Related Mcqs:

1. The horizontal component of force on a curved surface is equal to the_______________?

   A. product of pressure intensity at its centroid and area
   B. force on a vertical projection of the curved surface
   C. weight of liquid vertically above the curved surface
   D. force on the horizontal projection of the curved surface

2. If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is_______________?

   A. 1
   B. 4/3
   C. 2
   D. 4

3. Size of a venturimeter is specified by________________?

   A. pipe diameter
   B. throat diameter
   C. angle of diverging section
   D. both pipe diameter as well as throat diameter

4. In a Sutro weir, the discharge is proportional to________________?

   A. H1/2
   B. H3/2
   C. H5/2
   D. H

   where H is head

5. The wake_______________?

   A. always occurs before a separation point
   B. always occurs after a separation point
   C. is a region of high pressure intensity
   D. none of the above

6. In series-pipe problems_______________?

   A. the head loss is same through each pipe
   B. the discharge is same through each pipe
   C. a trial solution is not necessary
   D. the discharge through each pipe is added to obtain total discharge

7. The discharge of a liquid of kinematic viscosity 4 cm2/sec through a 8 cm dia-meter pipe is 3200n cm7sec. The type of flow expected is__________________?

   A. laminar flow
   B. transition flow
   C. turbulent flow
   D. not predictable from the given data

8. Due to each end contraction, the discharge of rectangular sharp crested weir is reduced by________________?

   A. 5%
   B. 10%
   C. 15%
   D. 20%

9. Which of the following velocity potentials satisfies continuity equation ?

   A. x2y
   B. x2-y2
   C. cosx
   D. x2 + y2

10. A floating body is said to be in a state of stable equilibrium_________________?

    A. when its metacentric height is zero
    B. when the metacentre is above the centre of gravity
    C. when the metacentre is below the centre of gravity
    D. only when its centre of gravity is below its centre of buoyancy