The picture on the right represents the wavefronts of a supersonic flight. The angle $\theta$ = 40 $\circ$ . If the speed of sound is 300 m/s, what is the speed of the plane?
A) 360 m/s
B) 330 m/s
C) 300 m/s
D) 390 m/s
E) 470 m/s

Question

The picture on the right represents the wavefronts of a supersonic flight. The angle $\theta$ = 40 $\circ$ . If the speed of sound is 300 m/s, what is the speed of the plane? 
A) 360 m/s 
B) 330 m/s 
C) 300 m/s 
D) 390 m/s 
E) 470 m/s

Quizplus · Accepted Answer

The Answer of The picture on the right represents the wavefronts of a supersonic flight. The angle $\theta$ = 40 $\circ$ . If the speed of sound is 300 m/s, what is the speed of the plane? 
A) 360 m/s 
B) 330 m/s 
C) 300 m/s 
D) 390 m/s 
E) 470 m/s

The Picture on the Right Represents the Wavefronts of a Supersonic