Solved MCQs on Source Flow in aerodynamics Physics.

**Which of the following is to define stream function _________**

(A). 2D flow

(B). 3D flow

(C). 1D flow

(D). multi-dimensional flow

(E). None of these

MCQ Answer: a

**Which of the following is the opposite case of source flow? **

(A). sink flow

(B). doublet flow

(C). source flow

(D). source-sink flow

(E). None of these

MCQ Answer: a

**What is the origin called? **

(A). singular point

(B). multiple point

(C). sink point

(D). source point

(E). None of these

MCQ Answer: a

**What is the tangential velocity component, in the source flow?**

(A). 0

(B). 1

(C). not defined

(D). infinity

(E). None of these

MCQ Answer: a

**The scalar function of the time and space is__.**

(A). velocity

(B). velocity potential function

(C). velocity vector

(D). pressure

(E). None of these

MCQ Answer: b

**What is the velocity component along z-direction? for an irrotational flow.**

(A). 0

(B). 1

(C). infinity

(D). -1

(E). None of these

MCQ Answer: a

**At right angles to a particular direction___, gives the velocity component.**

(A). velocity

(B). velocity vector

(C). stream function

(D). pressure line

(E). None of these

MCQ Answer: c

**What is the flow when the velocity potential exits?**

(A). rotational

(B). irrotational

(C). laminar

(D). turbulent

(E). None of these

MCQ Answer: b

**What is the flow called in which streamline is directed away from the origin? **

(A). sink flow

(B). doublet flow

(C). source flow

(D). source-sink flow

(E). None of these MCQ Answer: c

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