Explanation:

Dhanbad is also known as India’s coal capital.

Dhanbad is the second-most populated city in the Indian state of Jharkhand. It ranks as the 33rd largest city in India and is the 42nd largest million-plus urban agglomeration in India. It is the 96th fastest growing city of the world by the City Mayors Foundation.Dhanbad shares its land borders with Paschim Bardhaman district, West Bengal. The city is called the 'Coal Capital of India' for housing one of the largest coal mines of India. The prestigious institute, Indian School of Mines (now IIT Dhanbad) is situated in Dhanbad.Apart from coal, it is also grown in information technology,