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If atmospheric pressure at the ground is 101.3 kPa and temperature is 15C, calculate the pressure 7.62 km above the ground, assuming (i) no

If atmospheric pressure at the ground is 101.3 kPa and temperature is 15C, calculate the pressure 7.62 km above the ground, assuming (i) no density variation, (ii) isothermal variation of density with pressure, and (iii) adiabatic variation of density with pressure.

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