The concorde sst had a cruising speed of 2160 kmha what was, Ask an Expert

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The Concorde SST had a cruising speed of 2160 km/h.

a) What was the half-angle of the Mach cone generated by this aircraft?

b) If the aircraft passed directly over your head at an altitude of 12000 m, how long after this instant would the shock wave strike you?

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