Indian Deep Space Network


Book Description

With the successful launch of Chandrayaan- 1, India’s Moon Mission, in 2008, and Mangalyaan, India’s Mars Mission, in 2013, India has created history in space missions, and can proudly claim an eminent position among the comity of nations that are in the forefront in such missions. The need to create a state-of-the-art communication system to support such missions was keenly felt from 2003 onwards, when the Chandrayaan was announced. The challenges of building such a Deep Space Network System from concept to realization with indigenous expertise, in a record time of three years, together with the ultimate sweet triumph of success, are captured here in a first person narrative by one of those dedicated scientists who was at the helm of affairs of Chandrayaan-I mission. In this book, complex microwave technology equations are transformed into language that can be understood by all, and the pictorial presentation of the largest deep space communication antenna ever built within the country, is sure to make it visually very pleasant to read and understand. Readers who may be students, teachers, technologists, space scientists and science enthusiasts will surely enjoy reading this book.




Indian Martian Odyssey


Book Description

India launched an unmanned orbiting to Mars in November 2013. Once the project got the approval of the government, it was readied in the shortest possible time and launched. So far it has been successful. If it succeeds in reaching Mars in September 2014, it will be the first Asian country to have been successful in the very first attempt itself. The flight has attracted worldwide interest, judging from the number of international correspondents who were present at Sriharikota for the launch. Called the Mars Orbiting Mission, or just MOM affectionately, it is equipped with five payloads, and their role is to study the Martian atmosphere and look for the elusive methane. There is also a Mars colour camera. The Indian Mars journey has been a topic of discussion at every level of Indian society, particularly among the younger generation. People would be interested in knowing after the mission was launched.





Book Description




Antenna Arraying Techniques in the Deep Space Network


Book Description

An introduction to antenna Arraying in the Deep Space network Antenna arraying is the combining of the output from several antennas in order to improve the signal-to-noise ratio (SNR) of the received signal. Now implemented at the Goldstone Complex and other Deep Space Network (DSN) overseas facilities, antenna arraying provides flexible use of multiple antennas to increase data rates and has enabled NASA's DSN to extend the missions of some spacecraft beyond their planned lifetimes. Antenna Arraying Techniques in the Deep Space Network introduces the development and use of antenna arraying as it is implemented in the DSN. Drawing on the work of scientists at JPL, this timely volume summarizes the development of antenna arraying and its historical background; describes key concepts and techniques; analyzes and compares several methods of arraying; discusses several correlation techniques used for obtaining the combined weights; presents the results of several arraying experiments; and suggests directions for future work. An important contribution to the scientific literature, Antenna Arraying Techniques in the Deep Space Network * Was commissioned by the JPL Deep Space Communications and Navigation Systems (DESCANSO) Center of Excellence * Highlights many NASA-funded technical contributions pertaining to deep space communications systems * Is a part of the prestigious JPL Deep Space Communications and Navigation Series The Deep Space Communications and Navigation Series is authored by scientists and engineers with extensive experience in astronautics, communications, and related fields. It lays the foundation for innovation in the areas of deep space navigation and communications by disseminating state-of-the-art knowledge in key technologies.




The Indian Woman


Book Description

The Indian Woman - a picture of poise, an image of intellect, an exposition of enterprise. She doesn't just nurture the social, cultural and spiritual traditions of India by strengthening the ancient civilization's family values and secular ethos, but also nourishes the young nation's spirit of entrepreneurship by playing a stellar role across professions, businesses and industries. This iconoclastic book captures fascinating journeys of some of the most celebrated Indian women. From the iconic Lata Mangeshkar to the fiery Mary Kom, from the legendary Bhanu Athaiya to the brilliant Kiran Mazumdar Shaw - for the first time they all come together to share their inspiring experiences, in their own words. With Contributions by: Lata Mangeshkar Kiran Mazumdar Shaw Bhanu Athaiya Shahnaz Husain Sunita Narain Naina Lal Kidwai Fathima Beevi Padma Bandopadhyay Gita Gopinath MC Mary Kom A collector's item, this creatively conceptualized and beautifully designed book, provides deep insights into the mind of this great nation and its women and succeeds in passing on the enduring legacy to future generations.







Quick General Awareness for Competitive Exams


Book Description

The ebook 'Quick General Awareness for Competitive Exams' captures, in a concise and easy to remember methodology, a panoramic view of India and the World covering the various states, capitals, UTs of India, their Heads, realms, the Superlatives and First in India, Bodies & Organisations, etc.; Countires, Capitals, International Bodies & Organisations, the Superlatives and First in World, etc. The book further comprises of Mind Maps, Infographics, Charts, Tables.The emphasis of the book has been on conceptual understanding and better retention which are important from the point of view of the exam. This ebook has been designed to cater to aspirants of various competitive exams like Civil services, Banks, Railways, UPSC and PSC exams and Quiz Competition across the country. The ebook will also be useful for GD, Interviews etc. Table of Contents Indian Panorama World Panorama Sports Art and Culture Communication, media and transport




THE MEGA YEARBOOK 2018 - Current Affairs & General Knowledge for Competitive Exams with 52 Monthly ebook Updates & eTests - 3rd Edition


Book Description

The world is changing fast. It is imperative for aspirants of every competitive exam to keep themselves updated with the latest happenings and the causes and effects pertaining to these happenings. The aspirants must be aware of the fundamental structure/ tenets of our country that define the social, political and economic past, present and the future. Only these fundamentals build a foundation for larger self-improvement goals and the understanding of the global world. Disha's Mega Yearbook 2018, a thoroughly revised, reorganised, updated and ENLARGED 3rd edition, presents a comprehensive study of all the sections that are covered under the subject of General Knowledge. The Mega Yearbook 2018, the most authoritative and high-quality reference material book on all subjects – Current Affairs and General Knowledge – has specially been designed to cater to aspirants of various competitive exams like Civil services, Banks, Railways, UPSC and PSC exams and Quiz Competitions across the country. Given the latest exams structure, the book has been designed in a way that it will help aspirants get an insight into the recent developments and the types of questions asked therein. The Mega Yearbook 2018 has been divided into 2 inclusive parts: Part A - Current Affairs; Part B - General Knowledge. Current Affairs consists of: • Articles on issues India and the world grappling with, • India/ World Timeline, • People, Events, Ideas and Issues that left their mark in 2017, • India/ World at a Glance: Social-Economic-Political (Infographics), • Special coverage on Indian Economy, Union Budget 2017–18, Economic Survey, GST and Effects of Demonetization, • Global Economic Outlook, Bills & Acts, Policies & Schemes, • SWOT ANALYSIS -Indian Economic, Political & Social Climate, • India/ World’s Who's Who, Emerging Trends, Books & Authors, Causes & Effects, Game Changers, Quote & Unquote, Mysteries solved/ unsolved, Popular Terms, Important Appointments, Awards & Honours, Obituaries, Top 20, Coming up 2018 and many more. General Knowledge covers: • India/ World Panorama • Geography, History, Polity, Economy, Business, General Science, Technology, Ecology and Environment • People forever • Art & Culture, Sports, Healthcare, Communication, News & Media, Education & Career, IT & Computers • English Language, etc. The Mega Yearbook 2018 procures key information from the most credible sources from India as well as from abroad in a concise and easy-to-understand manner to help cover maximum material within a limited space. The book is a Ready Reckoner which will prove to be the cutting edge for the aspirants in cracking a competitive exam. The material has been given in bulleted points wherever necessary to make the content easy to grasp. The book has ample tabular charts, mind maps, graphic illustrations which further makes the learning process flexible and interesting. Hope the book will prove to be a milestone for the aspirants and they will be able to make it to the next exam they are aspiring for. The book also provides 52 WEEKLY Current Affairs Update ebook and eTests, which will keep you updated for the whole of 2018.




The Fundamentals of General Knowledge for Competitive Exams - UPSC/ State PCS/ SSC/ Banking/ Insurance/ Railways/ BBA/ MBA/ Defence - 3rd Edition


Book Description

The thoroughly revised & updated 3rd edition of the book The Fundamentals of GENERAL KNOWLEDGE provides a comprehensive updation of all sections. The USP of the book is the use of Infographics, MindMaps, Tables, Charts etc. to present information so as to make it the MOst Student Friendly book for students. It comprehensively covers Geography, History, Polity, Economy, Business, General Science, Ecology & Environment, Art & Culture, Sports, Healthcare, Communication, News & Media, Education & Career, IT & Computers and Technology. The book has been prepared keeping in mind the importance of the questions asked in previous years' competitive exams papers and is useful for aspirants of UPSC, SSC, Banking, Insurance, Railways, Engg Services and AFCAT etc. Some other Salient Features: • India Panorama - provides a lot of details of every state/ UT along with National Symbols, Space Programs of India, Defence & Security, Atomic & Nuclear programs, Heritage sites, Superlatives, First in India etc. • World Panorama - provides details of every continent, major countries - their languages, emblems, currencies, Superlatives, First in World, Sobriquets, Important dates, people, places etc. • Most Famous People of All Time • Technology has been covered with application in all the possible fields - education, space, business, sciences, defence, infrastructure, telecom, sports, printing, transport, Banking etc. • Latest Update - provides the various important people, event, issue and ideas of latest times.




AIIMS General Knowledge & Logical Thinking with Past Papers & GK Update ebook 3rd Edition


Book Description

The thoroughly updated 3rd edition of the Bestseller AIIMS General Knowledge & Logical Thinking is now more powerful with the addition of 2018 questions. The book has also be upgraded with theory relevent to the questions asked in the past 3 years (2016-18). The book covers past questions of the 2 sets of 2016, 2 sets of 2017 & 4 sets of 2018 Solved Papers. The book comprises of Indian Panorama, World Panorama, History, Indian Polity, Geography, Economy, Science, Technology, Sports, Art & Culture, Healthcare, Logical Thinking, Computers etc. Exercises in the form of MCQs are also provided. The book also provides an Update on current trends & issues with MCQs.