India's first drainage-cleaning robot Bandicoot was introduced in __________, Tamil Nadu.

Death anniversary of Dr B.R. Ambedkar is observed on which date?

Hari Prasad Chaurasia is a renowned player of

What new name has been given by Vodafone and Idea company together?

Which IIT has designed a portable rapid diagnostic device to test Kovid-19?

Professor M.S. Narasimhan, who died recently, was associated with which field?

At which place has the Indian Army built a memorial for the soldiers who received Veergati during the Galvan skirmish?

According to the recent announcement, who will become the first Arab country to launch 'Mars Mission'?