Explanation: Amravati is the new capital city of Andhra Pradesh, a state in southern India. The city is strategically located on the northern bank of the River Krishna, which is one of the major rivers in South India. The River Krishna originates in the Western Ghats in Maharashtra and flows through the states of Karnataka and Andhra Pradesh before emptying into the Bay of Bengal.
The choice of Amravati as the new capital city was made to ensure balanced development across the state. The location on the northern bank of the River Krishna was selected for several reasons:
1. **Strategic Importance**: The northern bank of the River Krishna offers a central location within the state, making it accessible to various parts of Andhra Pradesh.
2. **Development Potential**: The area around Amravati has significant potential for urban development and infrastructure projects.
3. **Historical and Cultural Significance**: The region has historical and cultural importance, which can be leveraged for tourism and cultural development.
It is important to note that the River Krishna is a crucial waterway for the region, providing irrigation, drinking water, and hydroelectric power. The river also plays a significant role in the agricultural economy of the region, supporting a variety of crops.
The other options provided in the question are incorrect because:
- The Penner river is located in the northern part of Andhra Pradesh and is not the river on which Amravati is situated.
- The Nagavali river is located in the eastern part of Andhra Pradesh and is not the river on which Amravati is situated.
- The southern bank of the River Krishna is not the location of Amravati.
Understanding the geographical location of Amravati and its relation to the River Krishna is crucial for comprehending the strategic planning and development of the new capital city. This knowledge is essential for students studying the geography and development of Andhra Pradesh.