Let's talk about airplanes
What does it mean for a combat airplane to be "stealthy," and what are two main ways designers try to hide an aircraft from enemy radar?
For a combat airplane to be "stealthy" means it is designed to be very difficult, though not impossible, for enemy detection systems—especially radar
What's the main difference between a dogfight (close-range combat) and a Beyond Visual Range (BVR) engagement, and which type of combat is more common today?
A dogfight is close-range air combat, where pilots maneuver their aircraft aggressively to get behind the enemy.
How does the use of an afterburner change the performance of a jet engine, and what is the big trade-off (disadvantage) of using it?
An afterburner provides a massive, but temporary, increase in engine thrust (power).The big trade-off (disadvantage): The huge trade-off is fuel consumption.