Q. For what duration was President's rule imposed in Andhra Pradesh following the resignation of Chief Minister P. V. Narasimha Rao?
Answer: 18th January 1973 to 10th December 1973
Notes: President's rule was imposed in Andhra Pradesh from 18 January 1973 to 10 December 1973 under Article 356 due to political instability after the resignation of P. V. Narasimha Rao; governance returned to the elected assembly in December 1973 with Jalagam Vengala Rao’s appointment as Chief Minister.