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A Jet Aircraft,in Level Flight at Constant Speed,is Observed Directly

Question 16

Multiple Choice

A jet aircraft,in level flight at constant speed,is observed directly overhead.A sonic boom is heard A jet aircraft,in level flight at constant speed,is observed directly overhead.A sonic boom is heard later,at which time the line of sight to the aircraft forms a 56° angle with respect to the horizontal.The speed of sound is .What is the Mach number (the ratio of the speed of the jet to the speed of sound) for the aircraft? A) 1.2 B) 1.8 C) 1.9 D) 2.1 E) 2.2 later,at which time the line of sight to the aircraft forms a 56° angle with respect to the horizontal.The speed of sound is A jet aircraft,in level flight at constant speed,is observed directly overhead.A sonic boom is heard later,at which time the line of sight to the aircraft forms a 56° angle with respect to the horizontal.The speed of sound is .What is the Mach number (the ratio of the speed of the jet to the speed of sound) for the aircraft? A) 1.2 B) 1.8 C) 1.9 D) 2.1 E) 2.2 .What is the Mach number (the ratio of the speed of the jet to the speed of sound) for the aircraft?


A) 1.2
B) 1.8
C) 1.9
D) 2.1
E) 2.2

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