Recent questions tagged ppe

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Which one of the following is correct for tangential component of velocities before and after an oblique shock?

asked Jan 17, 2018 in PPE by chandu (215k points)

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Which of the following performance advantages does a rocket engine have as compared to a turbojet engine?

asked Jan 17, 2018 in PPE by chandu (215k points)

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After burning increases the thrust of

asked Jan 17, 2018 in PPE by chandu (215k points)

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Rocket engines are used for

asked Jan 17, 2018 in PPE by chandu (215k points)

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In rocket propulsion, the oxygen for combustion of its fuel is taken from

asked Jan 17, 2018 in PPE by chandu (215k points)

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Which of the above statements are correct for change in properties across normal shock wave?

asked Jan 17, 2018 in PPE by chandu (215k points)

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Turbo prop-engine has the following additional feature over the turbojet:

asked Jan 17, 2018 in PPE by chandu (215k points)

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Across a normal shock

asked Jan 17, 2018 in PPE by chandu (215k points)

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What is the correct statement regarding normal shock wave in a gas?

asked Jan 17, 2018 in PPE by chandu (215k points)

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In Rayleigh flow at subsonic Mach numbers, heat addition

asked Jan 17, 2018 in PPE by chandu (215k points)

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In a Rayleigh flow of subsonic compressible flow heating causes

asked Jan 17, 2018 in PPE by chandu (215k points)

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Normal shock wave occurs in a one dimensional steady

asked Jan 17, 2018 in PPE by chandu (215k points)

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The static temperature is

asked Jan 17, 2018 in PPE by chandu (215k points)

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Across the normal shock in a flow

asked Jan 17, 2018 in PPE by chandu (215k points)

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A normal shock wave cannot occur in convergent portion of

asked Jan 17, 2018 in PPE by chandu (215k points)

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In a compressible fluid flow field, the Mach number indicates the ratio of

asked Jan 17, 2018 in PPE by chandu (215k points)

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Which of the following statements are correct for turbo-prop powered aircrafts?

asked Jan 17, 2018 in PPE by chandu (215k points)

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Then propulsive efficiency is

asked Jan 17, 2018 in PPE by chandu (215k points)

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The air fuel ratio at this altitude will be

asked Jan 17, 2018 in PPE by chandu (215k points)

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Which of the following statements are correct for rockets?

asked Jan 17, 2018 in PPE by chandu (215k points)

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