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    Vindana's Avatar
    Vindana Posts: 1, Reputation: 1
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    #1

    Jul 29, 2020, 11:37 PM
    Thermodynamics nozzles
    Why a nozzle expanding fluids through a large pressure ratio need to be of the 'convergent-divergent' type?
    InfoJunkie4Life's Avatar
    InfoJunkie4Life Posts: 1,409, Reputation: 81
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    #2

    Sep 22, 2020, 06:23 AM
    To reduce drag on the flow. It prevents sonic vibrations from traveling up stream and creating turbulence by reaching supersonic velocities.

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