These vary according to the rating of the pilot / crew, the type of aircraft and the way the aircraft is being flown.

These effects, often several of them at a time, made it very difficult for World War II era aircraft to reach speeds much beyond 800 km / h ( 500 mph ).

These problems were eventually solved as jet aircraft reached transonic and supersonic speeds.

These were later followed by two Alouette III SA. 316 B helicopters, used mostly for liaison purposes, one twin-engined Aero Commander 500 light utility aircraft, two Hawker-Siddeley HS. 748-2A twin turboprop transport aircraft, and two Nord 262 twin turboprop transport aircraft.

These vary from extremely general ones ( PID controller ), to others devoted to very particular classes of systems ( especially robotics or aircraft cruise control ).

These were larger, usually twin-engined aircraft, sometimes adaptations of light or medium bomber types.

These nations ' fighters instead were optimized for speed and firepower to allow pilots to quickly engage, dispatch and disengage with opposing aircraft.

These applications include jet aircraft, helicopters, large ships and electric generators.

These clearances allow ATC to optimize the arrival of aircraft at major airports, which increases airport capacity, and uses less fuel providing monetary and environmental benefits to airlines and the public at large respectively.

These procedures specify how an IFR pilot should respond, even in the event of a complete radio failure, and loss of communications with ATC, including the expected aircraft course and altitude.

These were joined by four L-39C Albatros aircraft purchased from Kazakhstan as part of the intended 16 to be used by the 1st fighter ( training ) squadron.

These aircraft were reinforced in 1992 by a single twin turbo prop Pliatus / BN BN-2T Maritime Defender for coastal patrol work.

These aircraft numbers are sourced from Scramble. nl, an organisation of Dutch aviation enthusiasts.

These weapons are typically used to strike critical, vulnerable targets such as computerized command and control vehicles, radio trucks, radar antennae, vehicle engine blocks and the jet engines of enemy aircraft.

These devices were used for detecting ships and aircraft, for infrared rangefinders, and for voice communication systems.

These attributes allow helicopters to be used in congested or isolated areas where fixed-wing aircraft would usually not be able to take off or land.

These two new branches of wings have been since extensively studied and applied in new branches of aircraft, especially altering the personal recreational aviation landscape.

These types of aircraft are called spaceplanes.

These run perpendicular to the direction of the landing aircraft and serve to draw off excess water in rainy conditions that could build up in front of the plane's wheels.

These tend to attract bird populations, which can pose a hazard to aircraft in the form of bird strikes.

These were then assessed, if ordered the Ministry assigned the aircraft name.

These aircraft were not owned by French unit.

These were the ones Keith sought out -- the loners, the ones who killed for the joy of it, like himself.

These were the last words he ever uttered.

These two were going to be easy pickins.

These performances were being staged at historical monuments throughout Europe.

These were Oneida Indians.

These conceptions and the manner in which they were transposed into poetry or engendered by poetic form are intrinsic to western life from the time of Aeschylus to that of Shakespeare.

These basic ideas concerning the nature of religion were, Adams believed, some of the major keys to the understanding of history and the movement of society.

These were his public academic activities, domi forisque, in the college and in the university.

These early experiments were evidently not altogether satisfying to Patchen.

These people were not talking much about it, but you, a foreigner, sensed their apprehension and disappointment.

These public efforts were rare because Mr. Rayburn normally did his counseling, persuading and educating long before an issue reached its test on the House floor.

These microfossils indicate the swamp was `` formed during the Lower Cretaceous period when dinosaurs were at their heyday and when the first flowering plants were just appearing.

These were heroes nine feet tall to him ''.

These little songs, however, were sweet nothings from the heart, tender memories of his childhood, little melodies that anyone could hum and that would make one want to weep.

These were the ships of His Majesty's Navy, herding the hulks of the East Indies merchants and the yachts and ketches of the loyalists.

These trumps were more touching than they were anything else, and seemed to imply that the nights were long, her children ungrateful, and her marriage bewilderingly threadbare.

These were selected carefully and included not only detailed clinical information but adequate pathology of value for research and educational purposes.

These amendments to the Vocational Rehabilitation Act were designed to help provide for more specialized rehabilitation facilities, for more sheltered and `` half-way '' workshops, for greater numbers of adequately trained personnel, for more comprehensive services to individuals ( particularly to the homebound and the blind ), and for other administrative improvements to increase the program's overall effectiveness.

These plans, like Du Pont's, contained provisions for passing the vote on Du Pont's General Motors shares on to the ultimate stockholders of Du Pont, Christiana, and Delaware, except that officers and directors of the three companies, their spouses, and other people living in their households, as well as other specified persons, were to be totally disenfranchised.

These curves were derived by an analysis of extensive skywave measurement data.

These were educated men, who, as Mr. Justice Holmes was fond of saying, formed their inductions out of experience under the burden of responsibility.

These boys acknowledged an introduction to anybody by gently pressing one of his hands in both of theirs, while they gazed, misty-eyed with care, into the eyes of the person they were meeting.