
G in GMRT stands for:

Important Questions on Observing Space : Telescopes
Hubble telescope: high from earth surface:: Revolving orbit of Hubble telescope: _____. (high earth orbit/ low earth orbit)


National Aeronautics and Space Administration has launched an _____ telescope which is named after famous Indian scientist.



Galileo Galilei was the first scientist to use a _____ for space observation.

National Aeronautics and Space Administration has launched an X-ray telescope. It is named after famous Indian scientist _____.


A certain X-ray telescope is named after _____.

_____ (Angle of reflection/Angle of refraction) is the angle "r" made by the refracted ray in the second medium with the normal.

Refractive index of an object independent of the angle of _____of light.

In , ISRO launched an artificial satellite called _____, in space. This satellite has ultraviolet and X-ray telescopes and detectors.

The biggest optical telescope in India is situated at _____ Research Institute of Experimental Sciences.

The biggest optical telescope in India is situated at _____ Research Institute of Experimental Sciences.






GMRT is used for _____ waves. (Micro / Radio)

