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The stagnation state is obtained after a _____________ to zero velocity.

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in Fluid Mechanics by (118k points)
The stagnation state is obtained after a _____________ to zero velocity.

(a) Accelerating

(b) Decelerating

(c) Equilibrium

(d) Exponential increase

I had been asked this question during an interview.

This interesting question is from Flow through Nozzles in section Flow Through Pipes of Fluid Mechanics

1 Answer

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Right option is (b) Decelerating

Explanation: Initially the flow has a velocity. In the stagnant state, the velocity is 0. For this to happen, there should be a deceleration of the velocity. Hence, deceleration is the answer.

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