Q. Who was the second President of India?
Answer: Dr. S. Radhakrishnan
Notes: The second President of India was Dr. Sarvepalli Radhakrishnan, who served from 1962 to 1967. Radhakrishnan was a philosopher and educationist, and was one of the most distinguished scholars of his time. He was born in Tamil Nadu in 1888 and studied philosophy at the University of Madras. He later taught at several universities in India and abroad, and was widely respected for his contributions to the field of philosophy. Radhakrishnan was a strong advocate for the promotion of education and culture, and is considered one of the most influential figures in modern Indian history.