Explanation: Dams are essential structures that serve multiple purposes, including water storage, flood control, irrigation, hydroelectric power generation, and drinking water supply. In the context of Karnataka, the Tungabhadra Dam is a significant example of such a structure.
The Tungabhadra Dam is located in the Bhadravati taluk of Ballari district in Karnataka, near the border with Telangana. It was constructed across the Tungabhadra River, which is a major tributary of the Krishna River. The dam was completed in 1953 and is one of the largest and most important dams in Karnataka. It has a length of 2,442 meters and a height of 49 meters.
The primary purposes of the Tungabhadra Dam include:
1. **Irrigation**: The dam provides irrigation water to a vast area of agricultural land in Karnataka and Telangana.
2. **Hydroelectric Power Generation**: The dam has a hydroelectric power station that generates electricity for the region.
3. **Drinking Water Supply**: The dam supplies drinking water to several urban and rural areas.
4. **Flood Control**: The dam helps in controlling floods in the downstream areas by regulating the flow of water.
The Tungabhadra Dam is a joint project between the states of Karnataka and Telangana, and it has significantly contributed to the economic development of the region by providing water for agriculture and power for industries and households.
In contrast, the Nangarjuna Sagar Dam is located in Telangana and the Bhakra Nangal Dam is in Punjab. These dams, while significant in their respective states, are not relevant to the context of Karnataka.
Understanding the geographical and functional aspects of dams like the Tungabhadra Dam is crucial for comprehending the water management and infrastructure development in Karnataka. This knowledge is essential for students preparing for competitive examinations that cover geography, water resources, and infrastructure development in the state.