The efficiency of antenna relates the power delivered to the antenna and the power radiates or dissipated by the antenna.
It is the ability of an antenna to direct/transmit maximum R.F. energy in a particular direction with respect to an isotropic antenna. (dbi)
Imaginary antenna which radiates in all direction. (spherically)
Marinegyaan.com is not just another website; it’s a mission to create World’s Biggest Online Marine Encyclopedia for the World and to find solutions that are of extreme importance to all seafarers across the globe.
Marine Gyaan Encyclopedia is a free online resource aims to document all maritime subjects and queries to replace bulky reference books. It is a benevolent reference work for Maritime community in an exhaustive manner. Our encyclopedia covers a great collection of study materials and detailed notes in subjects such as Navigation, Cargo work, Ship operation technology, Meteorology, ROR and Ship Stability etc. Searchable index include more than 2000 nautical topics in expected MMD written and oral exams with pinpoint answer, making our site a good all around tool for MMD exams preparation.
The collaborative and constantly updated encyclopedia is free for everyone to use and perfect for candidate who are preparing for MMD written or oral exams such as Second mate, Chief mate or Masters. All of the entries have been written and approved by actual scholars, which means you won’t have a problem when it comes time to cite sources. In addition to our massive store of reference material for fellow mariners, we are providing online bookings for various Maritime courses in maritime institutes across India.
Leave a Comment