mach line meaning in Hindi

Examples

1. The lines propagating outwards from point B and tangent to all these circles are known as Mach lines.
2. Of course, this is all based on, and compatible with, the other products in the MACH line, so let's take a look at some of these.
3. The area rule also holds true at speeds exceeding the speed of sound, but in this case the body arrangement is in respect to the Mach line for the design speed.