If a jet plane were to double its MACH-speed, its half-angle will decrease by a factor of:
A. 1/2
B. 2
C. sin-1(1/2)
D. none of the above
Answer:D
If a jet plane were to double its MACH-speed, its half-angle will decrease by a factor of:
A. 1/2 B. 2 C. sin-1(1/2) D. none of the above