Explanation:

The Eastern Coast of India stretches from Tamil Nadu in the south to West Bengal in the north. It is characterized by a long coastline, dotted with numerous natural harbors and lagoons. The Eastern Coast is divided into several regions, each with its distinct geographical features, culture, and history.

Coromandel Coast:
The Coromandel Coast is a stretch of coastline that runs along the Bay of Bengal from the Krishna River Delta in Andhra Pradesh to the Cauvery River Delta in Tamil Nadu. It is named after the Coromandel tree, which is native to the region. The Coromandel Coast is known for its rich cultural heritage, with several ancient temples, monuments, and forts dotting the coastline. It is also famous for its beautiful beaches, fishing villages, and vibrant local markets.

Other Coasts:
The Konkan Coast is a stretch of coastline that runs along the Arabian Sea from the Mumbai Metropolitan Region in Maharashtra to the Goa-Karnataka border. It is characterized by its rocky terrain, lush greenery, and pristine beaches. The Malabar Coast is a stretch of coastline that runs along the Arabian Sea from Goa in the north to Kanyakumari in the south. It is known for its rich biodiversity, with several wildlife sanctuaries and national parks located along the coastline.

Conclusion:
In conclusion, the Coromandel Coast is a part of the Eastern Coast of India, which stretches from Tamil Nadu in the south to West Bengal in the north. It is known for its rich cultural heritage and beautiful beaches, and is one of the most popular tourist destinations in the country.