When is the Constitution Day of India celebrated?

Name the first production unit of Heavy Weight Torpedo (HWT) by DRDO for the Indian Navy recently?

India Post Payments Bank (IPPB) has partnered with which insurance company to launch (Pradhan Mantri Jeevan Jyoti Bima Yojana (PMJJBY)?

ATAL Faculty Development Programmes, which were launched by the Minister of Education, are organized by which institution?

Where is the headquarters of the Airports Authority of India located?

CEFPPC, a scheme which was seen in the news, belongs to which Union Ministry?