physics question

the concorde is the fastest airline used for commercial service.it can cruise 1450 mile per hour (about two time speed of sound ) what is in m/ sec (1)644.4m/sec (2)80 m/sec (3)40m/sec (4)none

Omkar
20 मार्च
2048 दृश्य
3 उत्तर

Your Answer

SS

Shailendra
02 फरवरी

a)644.4m/sec might be the ans. as The Hint given in the bracket tell us that it is 2times the speed of sound means it becomes nearby 340×2=680 and remaining may be the resistance opposing it.. wht is the ans Dear Frnd.?