effective thrust मीनिंग इन हिंदी

Shawyer insists the EmDrive is an conservation of momentum show no effective thrust can occur due to any force on the cavity caused by internal electromagnetic energy.
"' Air-augmented rockets "'( also known as rocket-ejector, ramrocket, ducted rocket, integral rocket / ramjets, or ejector ramjets ) use the supersonic exhaust of some kind of rocket engine to further compress air collected by ram effect during flight to use as additional working mass, leading to greater effective thrust for any given amount of fuel than either the rocket or a ramjet alone.