Question

School arrange an educational trip to Kavalur in Tamil Nadu where an observatory having India's largest telescope. On hearing this, the whole class got excited and left for their way to Kavalur. In the observatory, the physics teacher was explaining about the type of telescope, with diameter of objective (2.34 m) and several other details. Everyone was ready to look through the telescope.

(i) What type of telescope is the teacher referring to ?  

(ii) Mention any two advantages of this telescope.

(iii) Why are such a field trips important ?

Answer 1

(i) Reflecting telescope.

(ii) No chromatic aberration, mirrors are relatively lighter and cheaper compared to the lens.

(iii) First hand experience, inculcating a scientific temper, team work, enthusiasm, finding curiosity.