_____ is known as the father of Indian nuclear physics.

The correct answer is Option (3) → Dr. Homi J. Bhabha

Homi Jehangir Bhabha (1909–1966) founded the Tata Institute of Fundamental Research (1945) and was the first chairman of the Atomic Energy Commission (1948). He laid the base of India’s nuclear research and its three-stage nuclear power programme; the Bhabha Atomic Research Centre in Trombay is named after him.