1. The speed of supersonic jet is MACH 1.5. What do you understand by it?
Answers
Answered by
8
Answer:
Supersonic speed is the speed of an object that exceeds the speed of sound (Mach 1). For objects traveling in dry air of a temperature of 20 °C (68 °F) at sea level, this speed is approximately 343.2 m/s (1,126 ft/s; 768 mph; 667.1 kn; 1,236 km/h).
Answered by
0
Answer:
เรา이해하다它是 det er selvfølgelig svært
Similar questions