In turbulent flow, the (A) Fluid particles move in an orderly manner (B) Momentum transfer is on molecular scale only (C) Shear stress is caused more effectively by cohesion than momentum transfer (D) Shear stresses are generally larger than in a similar laminar flow

In turbulent flow, the
(A) Fluid particles move in an orderly manner
(B) Momentum transfer is on molecular scale only
(C) Shear stress is caused more effectively by cohesion than momentum
transfer
(D) Shear stresses are generally larger than in a similar laminar flow
by

1 Answer

Answer :

(D) Shear stresses are generally larger than in a similar laminar flow
by

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Nusselt number is related to Grashoff number (Gr) in turbulent & laminar flow respectively, in respect of free convection over a vertical flat plate as (A) Gr0.25, Gr (B) Gr0.25, Gr0.33 (C) Gr, Gr0.25 (D) Gr0.33, Gr0.25

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