General

Convergency & Conversion Angle

  Convergency : It is the inclination between two meridians at a given latitude. It is Maximum at poles and ‘0’ at equator  . It varies a function of SIN of mean latitude. Convergency = d.Longitude X Sin Mean latitude X = A2 – A1 Conversion Angle : Angular diffrence Read more…

General

Format For Position Report

Position Report (Position, Joining & Crossing route) :- Station called, Station calling, Position (psn), Time, Flight Level (FL), Estimate of reporting point (time), Next reporting point (time is not necessary). Example (position) :- You are at Pratapgarh pass Position report. VT-SANDY, VIDP to VABB, Route-A 474, FL-280, Time 1100 IMC Read more…

Aviation
General

Understanding Aircraft Winglets

Wing lets are replacing wing tips on larger aircraft and high altitude aircraft. There is more to winglets than just a means of reducing wing tip vortices. Birds, such as crows and vultures, have been using a variation on the theme with their individual wing tip feathers for eons. Winglets Read more…

General

Radio Waves

Radio waves are the product of the changing fields produced by an alternating current.Alternating current is produced by rotating a wire in a magnetic field or by rotating the magnetic field itself. If the wire is a closed closed circuit, then the fields in one part of the wire are Read more…