text: NAVWEPS OO-EOT-80 
  AIRPLANE PERFORMANCE 
  
  afterburner and very high temperatures can be 
  tolerated. The combustion of fuel in the after- 
  increase in tempera- 
  burner brings additional 
  ture and volume and\ adds considerable energy 
  to the exhaust. gases producing increased jet 
  velocity. The major components of the after- 
  burner are illustrated in figure 2.14. 