The correct answer is C. Both 1 and 2.
Chamera dam is a concrete gravity dam on the Ravi River in Himachal Pradesh, India. It is located about 100 km from Shimla, the state capital. The dam was constructed between 1978 and 1988 and is the second largest dam in Himachal Pradesh after Bhakra Dam.
The dam has a height of 263 m and a length of 510 m. The reservoir created by the dam is called Chamera Lake. The lake has a storage capacity of 7.4 billion cubic meters.
The main purpose of the dam is to generate hydroelectric power. The dam has an installed capacity of 300 MW. The power generated by the dam is transmitted to the national grid.
The dam also provides irrigation water to about 100,000 hectares of land in the Kangra district. The dam also helps in flood control and water conservation.
The dam is located near Churah village in Kangra district. It harnesses the water from tributaries of Ravi river.