In reality, the starting vortex dies out. Why? – McqOptions

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1.	In reality, the starting vortex dies out. Why?
A.	Lift becomes zero
B.	At later times, Kelvin s theorem is not applicable
C.	Due to Viscosity
D.	This assumption is wrong. Starting vortex never dies
Answer» D. This assumption is wrong. Starting vortex never dies

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