A 7.62 mm caliber bullet travel in two different medium of gas of helium and nitrogen at constant speed of 1,548 miles p

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A 7 62 Mm Caliber Bullet Travel In Two Different Medium Of Gas Of Helium And Nitrogen At Constant Speed Of 1 548 Miles P 1 (169.44 KiB) Viewed 42 times

A 7.62 mm caliber bullet travel in two different medium of gas of helium and nitrogen at constant speed of 1,548 miles per hour. The properties of the gas are given in Table 1. Cp (kJ/kg.K) Cv (kJ/kg.K) Temperature (K) Pressure (kPa) Table 1 Helium 5.192 3.115 300 unknown Nitrogen 1.039 b) Determine the March number of the bullet for both medium. 0.746 300 unknown a) Calculate the speed of sound in both medium (helium and nitrogen). c) Do you think that the shockwave occurs in this bullet travel for both medium of gas? Sketch your ideas of this bullet travel and the shock wave (if available).