First cement plant set up in chennai in around 1940-50...first jute industry was established in Kolkata

First Cement Plant in India:
The first cement plant in India was set up in Chennai.
Explanation:
Here is a detailed explanation of the answer:
1. Introduction:
India's cement industry, one of the largest in the world, has a rich history. The establishment of the first cement plant marked the beginning of this industry in the country.
2. Location:
The first cement plant in India was set up in Chennai, the capital city of the southern state of Tamil Nadu. Chennai is a major industrial hub and a strategic location for cement production.
3. Historical significance:
The establishment of the first cement plant in Chennai played a crucial role in the development of the cement industry in India. It served as a catalyst for the growth of the industry and set the stage for the subsequent establishment of numerous cement plants across the country.
4. Impact:
The cement plant in Chennai paved the way for the production of cement on a large scale in India. It contributed to the growth of infrastructure projects, housing construction, and other sectors that require cement as a key building material.
5. Growth of the cement industry:
Since the establishment of the first cement plant in Chennai, the cement industry in India has witnessed significant growth. Today, India is the second-largest producer of cement in the world, with a wide range of cement plants spread across various states.
In conclusion, the first cement plant in India was set up in Chennai, Tamil Nadu. This marked the beginning of the cement industry in the country and played a pivotal role in its subsequent growth and development.