# MCQs on Circulation

Solved MCQs of  Circulation in Physics.

Around of a velocity field which of the following is the line integral of a closed curve?

(A). Vorticity

(B). Circulation

(C). Dilatation

(D). Streamline

(E). None of these

Which of the following is Circulation?

(A). divergence of velocity

(B). velocity field

(C). flux of vorticity

(D). velocity

(E). None of these

Among the following which has more viscosity?

(A). Water

(B). Honey

(C). Oil

(D). Juice

(E). None of these

At which the layer of boundary is formed?

(A). boundary of an object

(B). surface of an object

(C). at a point on an object

(D). edges of an object

(E). None of these

What is the circulation when the flow is irrotational everywhere within the contour of integration?

(A). 1

(B). positive

(C). negative

(D). zero

(E). None of these

Which of the following is equal component of vorticity normal to dS?

(A). circulation per unit area

(B). negative of flow per unit area

(C). zero

(D). circulation

(E). None of these

The boundary layer’s nature depends upon _____

(A). Mach number

(B). Inertia force

(C). Reynold’s number

(D). Viscosity

(E). None of these

Circulation is a _______ quantity, in microscopic view.

(A). vector

(B). dimension less

(C). scalar

(D). non-measurable

(E). None of these