Question

The biggest optical telescope in India is situated at _______.(Fill in the blanks with the proper words.)

Answer 1

Hint: The Devasthal optical telescope or the DOT is the largest optical telescope that is situated in India. It is built by Aryabhatta Research Institute of Observational Sciences and is located at a site in Nainital, Uttarakhand.

Complete step by step answer:
An optical telescope is that which is used to gather and focus light mainly from the visible part of the electromagnetic spectrum. It can be used to create a magnified image for a direct view. Or it can be used to make a photograph or collect various data using the electronic image sensors.
These telescopes are used mainly for astronomical research. They can be classified based on the tasks they perform. The solar telescope is an example.
The 3.6m Devasthal Optical Telescope is built by the Aryabhatta Research Institute of Observational Sciences or the ARIES. This telescope was activated remotely on 31st March, 2016. It is currently the largest reflecting telescope in Asia.
It is located at the Devasthal Observatory, at a site near Nainital, Uttarakhand.
Therefore, the answer is, the biggest optical telescope in India is situated at Nainital, Uttarakhand.

Additional Information:
The optical telescopes are mainly of 3 types,
- Refractors: They make the use of lenses
- Reflectors: They make the use of mirrors
- Catadioptric telescopes: They make use of a combination of lenses and mirrors.

Note:
This telescope known as the Devasthal Optical Telescope was built in India in collaboration with the Belgium firm Advanced Mechanical and Optical System, also called AMOS. It features an optical spectrograph, a CCD imager and a near-infrared spectrograph.