## Formula:

### p2 / p1 = (2γM12 - (γ-1) ) / (γ+1)

Where,

p2 / p1 = Rankine-Hugoniot Relation of Pressure

p1 = Initial Pressure

p2 = Final Pressure

γ = Ratio of Specific Heats

M1 = Mach Number

Where,

p2 / p1 = Rankine-Hugoniot Relation of Pressure

p1 = Initial Pressure

p2 = Final Pressure

γ = Ratio of Specific Heats

M1 = Mach Number

Speed of Longitudinal Wave in a Thin Circular Rod

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