Best NDA Academy in Lko | Best NDA Academy in Lucknow | Join WDA Lucknow
Best NDA Academy in Lko: We offer excellent preparatory training for the entrance examinations to get into the Indian armed forces.
Best NDA Academy in Lko: Since our inception 7 years ago, under the captaincy of one of India’s leading youngest entrepreneurs – Mr. Gulab Singh. Hundreds of our candidates have been selected and many of whom have attained top ranks in the final UPSC merit.
- The institute has highly qualified and reputed team instructors each entirely devoted to providing an unparalleled education for NDA/CDS/SSB/AFCAT/CAPF.
- The task of teaching transcends the classrooms so as to guide the students to realize their highest potential, and to encourage them to optimize the results.
- Involvement and excellence in extracurricular activities like SSB guidance, personality development, debates, team games, lecture, etc feature in training.
- Our aim at the academy is to make the students imbibe discipline and groom moral and ethical values. Come, be a part of this success story and fulfill your desire for joining the reputed Indian Armed forces and serving the nation.
Best NDA Academy in Lko: Best NDA Academy in Lucknow | Join WDA Lucknow – Warriors Defence Academy deeply appreciative and offer you our most grateful welcome. We are happy to Announce that Ex. GTO Officer Colonel R. K. Tiwari Sir going to Join our Academy to Guide NDA and CDS aspirants For SSB. WDA is the Best NDA and SSB Coaching in Lucknow India.
Best NDA Academy in Lko: Warriors Defence Academy is the Best NDA Coaching in Lucknow. We are the Leading Coaching Institute for NDA/CDS/AFCAT/Army/Air Force/Navy Located in Lucknow. Warriors Defence Academy has the Largest GTO Ground in India. Ex. Defence Officers guide the Aspirants of Defence Services. WDA was also Awarded as Best NDA Academy in Lucknow.
Address: 545-GA/1-CHHA, Chandganj Garden Road, beside Madhuwan Guest house, near Railway crossing, Kapoorthla, Bara Chandganj, Chandralok, Lucknow, Uttar Pradesh 226006
Website: https://warriorsdefenceacademy.com/
Website: https://warriorsndaacademy.com/
Call Now: 07081011964
Top 10 Biggest Telescopes in the World- Complete List
Best NDA Academy in Lko: The Hubble telescope has been in news always due to its spectacular images captured. It has recently found 6 new galaxies and has left astronomers in awe.
Best NDA Academy in Lko: It was launched on April 24, 1990. It is located about 340 kilometres above the Earth’s surface and orbits around it 15 times per day. Before Hubble, space exploration was a bit slow and grounded but since its initiation, Space exploration has known no bounds.
Hubble was not the first space telescope but one of the largest ones.
Telescope: About
Best NDA Academy in Lko: Telescopes are optical instruments that make distant objects appear magnified by using an arrangement of lenses or curved mirrors and lenses, or various devices used to observe distant objects by their emission, absorption, or reflection of electromagnetic radiation. The word telescope was coined in 1611 by the Greek mathematician Giovanni Demisiani for one of Galileo Galilei’s instruments presented at a banquet at the Accademia dei Lincei.
Types of Telescopes:
Telescopes can be classified by the wavelengths of light they detect:
- 1. X-ray telescopes (using shorter wavelengths than ultraviolet light)
- 2. Ultraviolet telescopes (using shorter wavelengths than visible light)
- 3. Optical telescopes (using visible light)
- 4. Infrared telescopes (using longer wavelengths than visible light)
- 5. Submillimetre telescopes (using longer wavelengths than infrared light)
- 6. Fresnel Imager (an optical lens technology
- 7. X-ray optics (optics for certain X-ray wavelengths)
Listed below are the top 10 telescopes based on their size.
Top 10 Biggest Telescopes in the World
Best NDA Academy in Lko: The list of Top 10 Biggest Telescopes in the World along with their location, built date, and their aperture size are discussed below:
10. Gemini South, Cerro Tololo Inter-American Observatory
Location: Chile
Built in (Date or Year): 2001
Aperture Size: 318 inches
9. Yepun, Paranal Observatory
Location: Chile
Built in (Date or Year): 2001
Aperture Size: 323 inches
8. Melipal, Paranal Observatory
Location: Chile
Built in (Date or Year): 2000
Aperture Size: 323 inches
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7. Kueyen, Paranal Observatory
Location: Chile
Built in (Date or Year): 1999
Aperture Size: 323 inches
6. Antu, Paranal Observatory
Location: Chile
Built in (Date or Year): 1998
Aperture Size: 323 inches
5. Subaru, Mauna Kea Observatory
Location: Hawaii, U.S.A
Built in (Date or Year): 1999
Aperture Size: 323 inches
4. LBT, Mount Graham Observatory
Location: Arizona, U.S.A
Built in (Date or Year): 2004
Aperture Size: 330 inches
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3. SALT, South African Astronomical Observatory
Location: Northern Cape, South Africa
Built in (Date or Year): 2005
Aperture Size: 362 inches
2. Keck 1 and Keck 2, Mauna Kea Observatory
Location: Hawaii, U.S.A
Built in (Date or Year): 1993 and 1996 (respectively)
Aperture Size: 394 inches each
1. Gran Telescopio Canarias
Location: Canary Islands, Spain
Built in (Date or Year): 2009
Aperture Size: 409 inches
Top 10 Biggest Telescopes in the World
| Name of Telescope | Description |
| 1. Gran Telescopio Canarias | Location: Canary Islands, Spain Built in (Date or Year): 2009 Aperture Size: 409 inches |
| 2. Keck 1 and Keck 2, Mauna Kea Observatory | Location: Hawaii, U.S.A Built in (Date or Year): 1993 and 1996 (respectively) Aperture Size: 394 inches each |
| 3. SALT, South African Astronomical Observatory | Location: Northern Cape, South Africa Built in (Date or Year): 2005 Aperture Size: 362 inches |
| 4. LBT, Mount Graham Observatory | Location: Arizona, U.S.A Built in (Date or Year): 2004 Aperture Size: 330 inches |
| 5. Subaru, Mauna Kea Observatory | Location: Hawaii, U.S.A Built in (Date or Year): 1999 Aperture Size: 323 inches |
| 6. Antu, Paranal Observatory | Location: Chile Built in (Date or Year): 1998 Aperture Size: 323 inches |
| 7. Kueyen, Paranal Observatory | Location: Chile Built in (Date or Year) : 1999 Aperture Size: 323 inches |
| 8. Melipal, Paranal Observatory | Location: Chile Built in (Date or Year): 2000 Aperture Size: 323 inches |
| 9. Yepun, Paranal Observatory | Location: Chile Built in (Date or Year): 2001 Aperture Size: 323 inches |
| 10. Gemini South, Cerro Tololo Inter-American Observatory | Location: Chile Built in (Date or Year): 2001 Aperture Size: 318 inches |
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