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What is the value of vorticity for a irrotational flow?

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in Aerodynamics by (773k points)
What is the value of vorticity for a irrotational flow?

(a) ω

(b) 2ω

(c) Zero

(d) Infinite

The question was posed to me in my homework.

My doubt is from Irrotational Flow topic in section Velocity Potential Equation of Aerodynamics

1 Answer

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Correct answer is (b) 2ω

Explanation: Irrotational flow of a fluid is the one in which the curl of velocity of the fluid element is zero. In real life, this signifies that the fluid element does not undergo any circulation and there’s no formation of vortex.

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