Question

Airlines generally cruise between about Mach $0.8$ and Mach $0.9$, at cruising altitudes of $30,000$ to $40,000$ feet. Which of these commercial airlines is/was capable of supersonic flight (more than the speed of sound)?

• A. McDonnell Douglas $MD-80$
• B. Airbus $A380$
• C. Concorde
• D. Boeing $777$

Answer 1

The correct option is C Concorde

• Concorde was a passenger airplane that flew faster than the speed of sound. It was made by the French company Aerospatiale and the British company British Aircraft Corporation.