ECONOMICS (CBSE/UGC NET)

Detailed explanation-1: -Aviation includes the activities surrounding mechanical flight and the aircraft industry. Aircraft includes fixed-wing and rotary-wing types, morphable wings, wing-less lifting bodies, as well as lighter-than-air craft such as hot air balloons and airships.

Detailed explanation-2: -aviation, the development and operation of heavier-than-air aircraft. The term military aviation refers to the development and use of military aircraft, while the term civil aviation refers to all nonmilitary aviation, such as air transportation provided by airlines or the carrying of cargo by commercial aircraft.

Detailed explanation-3: -An aircraft is a vehicle that is able to fly by gaining support from the air. It counters the force of gravity by using either static lift or the dynamic lift of an airfoil, or in a few cases the downward thrust from jet engines.

Detailed explanation-4: -aviation. noun [ U ] us. /ˌeɪ·viˈeɪ·ʃən/ the activity of flying aircraft, or of designing, producing, and maintaining them.