Question: Normal depth in open channel flow is the depth of flow corresponding to
A.steady flow
B.unsteady flow
C.laminar flow
D.uniform flow
Answer: Option D

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More Questions on This Topic :

Question 1. Metacentric height is given as the distance between
  1.    the center of gravity of the body andthe meta center
  2.    the center of gravity of the body and the center of buoyancy
  3.    the center of gravity of the body and the center of pressure
  4.    center of buoyancy and metacentre
Answer: Option A
Question 2. The theoretical value of coefficient of contraction of a sharp edged orifice is
  1.    0.611
  2.    0.85
  3.    0.98
  4.    1.00
Answer: Option A
Question 3. 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
  1.    laminar flow
  2.    transition flow
  3.    turbulent flow
  4.    not predictable from the given data
Answer: Option A
Question 4. Thee horizontal component of buoyant force is
  1.    negligible
  2.    same as buoyant force
  3.    zero
  4.    none of the above
Answer: Option C
Question 5. The shear stress distribution for a fluid flowing in between the parallel plates, both at rest, is
  1.    constant over the cross section
  2.    parabolic distribution across the section
  3.    zero at the mid plane and varies linearly with distance from mid plane
  4.    zero at plates and increases linearly to midpoint
Answer: Option C
Question 6. Steady flow occurs when
  1.    the direction and magnitude of the velocity at all points are identical
  2.    the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time
  3.    the magnitude and direction of the velocity do not change from point to point in the fluid
  4.    the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane
Answer: Option B

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