text: is at a minimum, (LID),. 
  Thus, for maxi- 
  mum steady-state angle of climb, the turbojet 
  aircraft would be operated at the speed ,for 
  This poses somewhat of a problem 
  (L/D),. 
  in determining the proper procedure for ob- 
  stacle clearance after takeoff. 
  If the obstacle 
  is a considerable distance from 
  the takeoff 
  point, the problem is essentially that of a long 
  term gain and steady state conditions will pre- 
  dominate. That is, acceleration from the take- 
  speed will be favorable 
  off speed to (L/D), 
  because the maximum steady climb angle can 
  be attained. However, if the obstacle is a rela- 
  tively short distance from the takeoff point, 
  the additional distance required to accelerate 
  to (L/D),, 
  speed may be detrimental and the 
  resulting situation may prove to be a short 
  In this case, it may prove 
  term gain problem. 
  necessary to begin climb out at or near the take- 
  off speed or hold the aircraft on the runway 
  for extra speed and a subsequent zoom. The 
  problem is su&ciently varied that no general 
  conclusion can be applied to all jer aircraft and 
  particular procedures are specified for each air- 
  craft in the Flight Handbook. 